1,203 Matching Annotations
  1. Feb 2026
    1. To examine the biologic effects of ERBB2 E401G in cancer cells, we evaluated the proliferative and invasive capacities of H460 cells. We found that cells expressing ERBB2 S310F exhibited a significantly higher proliferat

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the effects of the ERBB2 E401G and S310F variants on the proliferative and invasive capacities of cancer cells, indicating that these variants alter molecular or biochemical functions related to cell behavior. Oncogenic: The evaluation of the proliferative and invasive capacities of cells expressing the ERBB2 variants suggests that these somatic variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    2. Our simulation data showed that the activating mechanisms of ERBB2 E401G and S310F were related to the EGFR-HER2 heterodimer. The dimerization partner appears to be an important determinant of signaling activity. The two

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants E401G and S310F alter the phosphorylation of downstream signaling pathway proteins, indicating a change in molecular function related to the MAPK pathway. Oncogenic: The evidence suggests that the variants contribute to tumor development or progression by activating signaling pathways associated with cancer, specifically through the ERBB2 dimerization and its effects on downstream signaling.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    3. In a previous simulation study, the dimer interfaces of both the EGFR homodimer and the EGFR-HER2 heterodimer were destabilized when the EGFR lost EGF (a specific ligand of EGFR). We therefore conducted MD simulations of

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the E401G and S310F mutations affect the dimer interface stability of the EGFR-HER2 complex, indicating that these variants alter molecular interactions and stability.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    4. HER2 p.(E401G) stabilizes ligand-free EGFR HER2 heterodimer

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional

      Justification: Functional: The passage indicates that the variant p.(E401G) alters the stability of the ligand-free EGFR HER2 heterodimer, which suggests a change in molecular function.

      Gene→Variant (gene-first): 2176:p.(E401G)

      Genes: 2176

      Variants: p.(E401G)

    5. C-terminal phosphorylation of HER family proteins is caused by dimerization followed by trans-autophosphorylation, in which one receptor subunit of the dimer phosphorylates the other. Among the HER family proteins, EGFR,

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants E401G and S310F lead to increased phosphorylation levels of HER2 and EGFR, indicating that these variants alter molecular function related to protein activity. Oncogenic: The context of the passage suggests that the variants E401G and S310F contribute to tumor development or progression by enhancing the phosphorylation of key HER family proteins involved in oncogenesis.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    6. Identification of potential dimerization partners of HER2 E401G protein

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the identification of potential dimerization partners of the HER2 E401G protein, indicating that the variant alters molecular interactions.

      Gene→Variant (gene-first): 2176:E401G

      Genes: 2176

      Variants: E401G

    7. Next, we analyzed C-terminal phosphorylation of HER2 using conventional SDS/PAGE and Western blotting. Compared with cells expressing ERBB2 WT, cells expressing ERBB2 S310F (a positive control variant elevating C-termina

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants S310F and E401G alter the C-terminal phosphorylation of HER2, indicating a change in molecular function.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    8. First, we examined whether E401G can form disulfide-linked dimers using SDS/PAGE under non-reducing conditions (for preserving disulfide bonds) and Western blotting. Compared with cells expressing ERBB2 WT, H460 cells ex

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the ability of the variants E321G, E401G, and S310F to form disulfide-linked dimers, indicating that these variants alter molecular function related to protein interactions.

      Gene→Variant (gene-first): 7157:E321G 2176:E401G 2064:S310F

      Genes: 7157 2176 2064

      Variants: E321G E401G S310F

    9. To examine the functional properties of ERBB2 E401G, an ECD III variant, we evaluated two types of mechanisms of activation of ECD variants previously reported: formation of disulfide-linked dimers and elevation of C-ter

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional

      Justification: Functional: The passage mentions the evaluation of mechanisms for multiple ERBB2 variants, including E321G, E401G, S310F, and D845A, which suggests that these variants are being assessed for their biochemical functions.

      Gene→Variant (gene-first): 2064:D845A 7157:E321G 2176:E401G 2064:S310F

      Genes: 2064 7157 2176

      Variants: D845A E321G E401G S310F

    10. ERBB2 E401G has functional properties similar to those of S310F

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Functional

      Justification: Functional: The passage indicates that ERBB2 E401G has functional properties similar to S310F, suggesting that these variants alter molecular or biochemical function.

      Gene→Variant (gene-first): 2176:E401G 2064:S310F

      Genes: 2176 2064

      Variants: E401G S310F

    11. A 67-year-old Japanese woman, previous healthy, presented with right inguinal pain with no family history of cancer. Fluorodeoxyglucose (FDG)-positron emission tomography with CT showed increased FDG accumulation in the

      [Paragraph-level] PMCID: PMC8881279 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage describes the ERBB2 E401G variant as a somatic mutation that is associated with ERBB2 gene amplification, indicating its contribution to tumor development or progression. Functional: The passage mentions that multiple computational tools supported a deleterious effect of the ERBB2 E401G variant on the encoded gene product, suggesting that it alters molecular or biochemical function.

      Gene→Variant (gene-first): 2176:E401G

      Genes: 2176

      Variants: E401G

    1. We also compared HDX-MS differences in full-length p110alpha-p85alpha between WT, H1047R and DeltaC in the presence and absence of pY (Supplementary Fig. 6). The binding of pY led to significant increases for all three c

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the H1047R variant alters the binding interactions and structural dynamics of the protein in response to pY binding, indicating a change in molecular function.

      Gene→Variant (gene-first): 5290:H1047R

      Genes: 5290

      Variants: H1047R

    2. The H1047R, G1049R, and the DeltaCter constructs showed similar significant increases compared to the WT in the kinase domain (Fig. 5A-C). These included regions covering 850-858 (hinge between the N and C lobes), the ac

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the H1047R and G1049R variants alter the molecular interactions and conformations within the kinase domain, indicating a change in biochemical function related to the protein's activity. Oncogenic: The evidence suggests that the H1047R and G1049R variants contribute to activation through disruption of the inhibitory conformation, which is indicative of their role in tumor development or progression.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047R 5290:M1043L 5290:N1068fs

      Genes: 5290

      Variants: G1049R H1047R M1043L N1068fs

    3. HDX-MS experiments were carried out for 4-5 timepoints of exchange (3 s at 1 C, 3, 30, 300, and 3000 s at 20 C) for each complex. The full set of all peptides analysed for both p110alpha and p85alpha are shown in the Sou

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 17

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses changes observed for the H1047R variant in the context of HDX-MS experiments, indicating that it alters molecular or biochemical function, specifically in terms of perturbations in conformation.

      Gene→Variant (gene-first): 5290:H1047R

      Genes: 5290

      Variants: H1047R

    4. To test if C-terminal mutations worked by disrupting the inhibitory interaction with the C-terminus, we carried out HDX-MS studies on six constructs of full-length p110alpha (WT, M1043L, H1047R, G1049R, N1068fs, and a co

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how C-terminal mutations, including M1043L, H1047R, G1049R, and N1068fs, affect the inhibitory interaction with the C-terminus, indicating an alteration in molecular function. Oncogenic: The mention of "oncogenic mutation" in relation to M1043L, H1047R, and G1049R suggests that these somatic variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047R 5290:M1043L 5290:N1068fs

      Genes: 5290

      Variants: G1049R H1047R M1043L N1068fs

    5. For these mutants, we had difficulty in obtaining sufficient yield of the proteins for extensive biophysical analysis. To circumvent this, we used the kinase dead variants to characterise their membrane binding using pro

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants H1047R, G1049R, M1043L, and N1068fs alter membrane binding and ATPase activity, indicating changes in molecular function. Oncogenic: The variants are described in the context of their effects on membrane binding and ATPase activity, which suggests a role in tumor development or progression.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047R 5290:M1043L 5290:N1068fs

      Genes: 5290

      Variants: G1049R H1047R M1043L N1068fs

    6. We characterised the intrinsic ATPase activity of each p110alpha mutant (Fig. 4A + B), and while this assay does not measure biologically relevant PIP3 activity, it can measure intrinsic differences in PI3K activity inde

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the intrinsic ATPase activity of the p110alpha mutants, indicating that the variants G1049R, H1047R, and M1043L alter molecular function by exhibiting significantly increased ATPase activity compared to wild type. Oncogenic: The context of the passage implies that the variants are somatic mutations in a cancer-related gene, contributing to tumor development or progression through their altered biochemical activity.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047R 5290:M1043L 5290:N1068fs

      Genes: 5290

      Variants: G1049R H1047R M1043L N1068fs

    7. To understand the regulatory mechanisms underlying the inhibitory interface with the C-terminus we analysed the most frequent oncogenic mutants that occur at or near this interface. While H1047R/L is the most frequent mu

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses frequent oncogenic mutants and their role in tumor samples, indicating that these variants contribute to tumor development or progression. Functional: The analysis of the mutants and their binding to full-length p85alpha suggests that these variants alter molecular or biochemical function, specifically in the context of their interaction with regulatory complexes.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047R 5290:H1047R/L 5290:M1043L 5290:M1043L/I 5290:N1044K 5290:N1068fs

      Genes: 5290

      Variants: G1049R H1047R H1047R/L M1043L M1043L/I N1044K N1068fs

    8. While the disengagement of the ABD and p85 being involved in membrane binding provides a molecular rationale for activation by oncogenic mutations in the ABD, C2, and helical domains, it does not fully explain the molecu

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the H1047R mutation in the context of its role in activating the kinase domain and increasing membrane binding, indicating its contribution to tumor development or progression. Functional: The passage describes how the H1047R mutation alters the molecular interactions and structural organization of the kinase domain, affecting its binding properties and functionality.

      Gene→Variant (gene-first): 5290:H1047R 5290:His1047 5290:Met1043

      Genes: 5290

      Variants: H1047R His1047 Met1043

    9. When comparing our data to the full set of missense oncogenic mutations in the ABD, ABD-RBD linker, C2, helical and the N-lobe of the kinase domain we find that all mutations found in >30 tumours except one (E726K) are l

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the E726K variant in the context of oncogenic mutations and its association with conformational changes that contribute to tumor development, indicating its role in cancer progression. Functional: The passage describes how the E726K variant leads to conformational changes affecting the interaction between the ABD and p85 with the catalytic core, suggesting an alteration in molecular function.

      Gene→Variant (gene-first): 5290:E726K

      Genes: 5290

      Variants: E726K

    10. We have extensively characterised the membrane binding of the p110alpha/p85alpha complex using HDX-MS, however, the disengagement of the ABD and p85 from the catalytic core has likely complicated the analysis of membrane

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the N345K variant affects the molecular interactions and binding of the p110alpha/p85alpha complex to membranes, indicating an alteration in biochemical function.

      Gene→Variant (gene-first): 5290:N345K

      Genes: 5290

      Variants: N345K

    11. This data comparing the full-length heterodimer vs p110alpha core allowed us to define the effect of ABD removal on the contact site at the ABD-RBD linker. This region still is protected from exchange at early time point

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses oncogenic mutants (N345K, G106V, and G118D) and their expected role in promoting ABD/iSH2 disengagement, indicating their contribution to tumor development or progression. Functional: The data suggests that the variants alter the dynamics of the ABD-p85 complex and its interaction with the p110alpha catalytic core, indicating a change in molecular function related to binding and mobility.

      Gene→Variant (gene-first): 5290:G106V 5290:G118D 5290:N345K

      Genes: 5290

      Variants: G106V G118D N345K

    12. To investigate the role of the ABD domain/p85 regulatory subunit in controlling PI3K enzyme activity, we needed a construct that allowed us to interrogate the dynamic effects of full ABD disengagement. We engineered and

      [Paragraph-level] PMCID: PMC9837058 Section: RESULTS PassageIndex: 2

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the D915N mutation in the context of its effect on protein conformation and membrane binding, indicating that it alters molecular function as assessed by HDX-MS experiments.

      Gene→Variant (gene-first): 5290:D915N

      Genes: 5290

      Variants: D915N

    1. The finding that gilteritinib inhibited FLT3-D835Y and FLT3-ITD-D835Y, both of which harbor mutations in the activation loop essential for binding type 2 inhibitors, suggests that gilteritinib is a type 1 FLT3 inhibitor.

      [Paragraph-level] PMCID: PMC5613053 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses how gilteritinib inhibits FLT3-D835Y and FLT3-ITD-D835Y, indicating a correlation between the variant and response to the therapy, which is a predictive context. Functional: The passage describes how gilteritinib interacts with FLT3 at the F691 position and discusses the structural implications of the D835Y mutation, indicating an alteration in molecular function related to the binding of the inhibitor.

      Gene→Variant (gene-first): 2322:D835 2322:D835Y 2322:F691

      Genes: 2322

      Variants: D835 D835Y F691

    1. In addition to the main driver mutations discussed above, several patients carry recurrent mutations that are clearly subclonal (present in some but not all tumour areas in a patient) and occur at later stages of tumour

      [Paragraph-level] PMCID: PMC4823825 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage indicates that the PIK3CA H1047R mutation contributes to tumor development and progression, as it is associated with high-grade astrocytoma (WHO IV) and is linked to localized survival and growth advantages in tumor areas where it is acquired. Functional: The H1047R mutation affects the catalytic domain of PIK3CA, suggesting that it alters the molecular function of the protein, which is further supported by the mention of its role in PI3K activation and associated pathways.

      Gene→Variant (gene-first): 5290:H1047R

      Genes: 5290

      Variants: H1047R

    1. Somatic mutations found within the tyrosine kinase domain (TKD) of the human epidermal growth factor (HER) family of receptors have been implicated in the development and progression of non-small cell lung cancer (NSCLC)

      [Paragraph-level] PMCID: PMC4823091 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Oncogenic, Predictive, Functional

      Justification: Oncogenic: The passage discusses the HER3 V855A somatic mutation's role in the development and progression of non-small cell lung cancer (NSCLC), indicating its contribution to tumor behavior. Predictive: The text mentions that HER-targeted inhibitors potently suppress mutant HER3 activity, suggesting a correlation between the V855A variant and response to targeted therapies. Functional: The passage states that in silico computational modeling predicts that the V855A mutation alters the kinase domain and c-terminal end of the HER3 protein, indicating a change in molecular function.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    2. Taken together, these data suggest that the V855A mutation alters the activity of HER3, which may correlate with a malignant phenotype.

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 26

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage indicates that the V855A mutation alters the activity of HER3, which relates to its molecular function. Oncogenic: The mention of the V855A mutation correlating with a malignant phenotype suggests that it contributes to tumor development or progression.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    3. To elucidate and predict the impact of mutant V855A on the conformation of the wild-type HER3, protein modeling was performed via the automated I-TASSER server. Server predicted models were further refined by submitting

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 25

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the V855A mutation alters the conformation of the wild-type HER3 protein, indicating a change in molecular function related to the kinase domain.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    4. Impact of V855A on HER3 protein structure

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 24

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the impact of the V855A variant on HER3 protein structure, indicating that it alters molecular or biochemical function.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    5. To investigate whether HER3-V855A can be therapeutically targeted; we examined the growth inhibitory effects of inhibitors targeting the extracellular and kinase domain of the HER receptors. These inhibitors include: erl

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 21

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the growth inhibitory effects of various inhibitors on cells expressing the HER3-V855A variant, indicating a correlation between the variant and response to specific therapies, such as afatinib and erlotinib. Functional: The variant HER3-V855A is examined in the context of its effect on cell growth and response to inhibitors, suggesting that it alters the molecular function of the HER3 receptor in relation to drug sensitivity.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    6. To further confirm that the V855A mutation provides increased activity to HER3 through enhanced physical interaction with HER2, we performed co-immunoprecipitaton experiments on Ba/F3 co-transfectants stimulated with or

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the V855A mutation alters the physical interaction between HER3 and HER2, indicating a change in molecular function through enhanced interaction, which is supported by co-immunoprecipitation experiments.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    7. Tyrosine trans-phosphorylation is a major event in HER signaling. To examine if HER3-V855A enhances trans-phosphorylation of HER2, we performed immunoblot analysis on Ba/F3 and HEK 293Tlysates after 16hr incubation in se

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the HER3-V855A variant enhances trans-phosphorylation of HER2, indicating an alteration in molecular function related to signaling pathways.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    8. We next examined the effect of chronic treatment with NRG1beta on HER3/HER2 phosphorylation and their downstream targets AKT and ERK 1/2 in the Ba/F3 co-transfectants. As shown in Figure 3e, a five-day chronic treatment

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the V855A variant alters the phosphorylation levels of HER3 and AKT, indicating a change in molecular function related to signaling pathways. Oncogenic: The text implies that the V855A variant contributes to transforming activity, suggesting its role in tumor development or progression.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    9. We also investigated the functional relevance of stable Ba/F3 transfectants co-expressing HER3-V855A and EGFR (Supplemental Fig. 1a). While Ba/F3 cells co-expressing HER3-V855A and EGFR exerted a robust growth response t

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the functional relevance of the HER3-V855A variant, indicating that it alters the growth response of Ba/F3 cells when co-expressed with EGFR, demonstrating a change in molecular function related to TGFalpha treatment. Oncogenic: The passage implies that the HER3-V855A mutation has pathogenic effects, suggesting a role in tumor development or progression, particularly in the context of its interaction with EGFR and response to growth factors.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    10. To assess the ability of HER3-V855A to form colonies we performed a methyl cellulose-based colony formation assay. As shown in Fig 3c & 3d, while NRG1beta treatment did not induce an increase in colony number between the

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the ability of the HER3-V855A variant to alter colony size in response to treatment, indicating a change in molecular or biochemical function. Oncogenic: The variant HER3-V855A is implicated in colony formation, which suggests its role in tumor development or progression.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    11. To determine the transforming potential of HER3-V855A in the context of IL-3 -independent growth, Ba/F3 transfectants were grown in the absence or presence of IL-3, or HER cognate ligands (neuregulin1beta (NRG1beta) or t

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the transforming potential of the HER3-V855A variant in the context of IL-3-independent growth, indicating that this somatic variant contributes to tumor development or progression as evidenced by the growth response in Ba/F3 cells. Functional: The variant HER3-V855A alters the growth response of Ba/F3 cells when stimulated with NRG1beta, demonstrating a change in molecular function related to HER3/HER2 biological activity.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    12. HER3 has been described as a contributor to oncogenic transformation and tumorigenesis, particularly when combined with its HER2 dimerization partner. Therefore, we hypothesized that the HER3 kinase mutation may cause a

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the HER3-V855A variant in the context of oncogenic transformation and tumorigenesis, indicating that it may contribute to tumor development when co-expressed with HER2. Functional: The study investigates the functional impact of the HER3-V855A variant in a cellular model, focusing on its properties and effects on cell behavior in a controlled environment.

      Gene→Variant (gene-first): 324:V855A

      Genes: 324

      Variants: V855A

    13. To analyze the location and significance of the novel HER3-V855A mutation, we performed protein sequence alignment of exon 21 of the EGFR and HER3. Although, the amino acid at position 855 in HER3 is not conserved relati

      [Paragraph-level] PMCID: PMC4823091 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the V855A mutation may have a functional effect by altering protein kinase activity, as indicated by its position in a conserved sequence motif and its analysis through structural studies. Oncogenic: The mention of the BRAF-L597V mutation being classified as an intermediate kinase active variant that increases ERK activation suggests that the V855A mutation may contribute to tumor development or progression through its functional implications.

      Gene→Variant (gene-first): 673:L597V 1956:L858 1956:L858R 324:V855 324:V855A

      Genes: 673 1956 324

      Variants: L597V L858 L858R V855 V855A

    1. Extracranial arteriovenous malformation (AVM) is most commonly caused by MAP2K1 mutations in the endothelial cell. The purpose of this study was to determine if local tissue overgrowth associated with AVM is caused by di

      [Paragraph-level] PMCID: PMC7064492 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses MAP2K1 mutations, including p.K57N, in the context of their presence in endothelial cells and their role in local tissue overgrowth associated with arteriovenous malformation (AVM), indicating a contribution to tumor development or progression. Functional: The study investigates the effects of the MAP2K1 mutation on local tissue overgrowth, suggesting that the variant alters molecular or biochemical function in the context of AVM pathology.

      Gene→Variant (gene-first): 5604:p.K57N

      Genes: 5604

      Variants: p.K57N

    1. This analysis examined 45 single missense mutations detected in PCa with metastasis or high Gleason scores, and which extend along the entire length of the protein. Our sensitive assay system uncovered a previously unide

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 43

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how specific mutations (e.g., G142V, M523V, G524D, M537V) alter transactivational activity and regulatory element binding, indicating changes in molecular function. Oncogenic: The analysis of mutations in the context of prostate cancer (PCa) suggests that these variants contribute to tumor development or progression, particularly through their effects on transactivational activity related to cancer-related genes.

      Gene→Variant (gene-first): 2232:G142V 367:G524D 367:M523V 367:M537V 1387:M749I 10514:Q798E 10499:R629Q 10499:T575A

      Genes: 2232 367 1387 10514 10499

      Variants: G142V G524D M523V M537V M749I Q798E R629Q T575A

    2. Mutations with no apparent change of activity from WT may be able to drive cancer progression though several diverse routes. These include altered binding to co-repressors or co-regulators e.g. M886I, regulatory element-

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 41

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses how the M886I variant may drive cancer progression through altered binding and other mechanisms, indicating its role in tumor development. Functional: The passage mentions that the M886I variant may alter binding to co-repressors or co-regulators, which suggests a change in molecular function.

      Gene→Variant (gene-first): 9611:M886I

      Genes: 9611

      Variants: M886I

    3. The LBD mutations had a greater dependence on the regulatory elements, emphasizing the importance of interdomain communication for receptor function. While the major losses of function seen with M749I at 10 nM DHT were c

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 36

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants M749I, Q798E, and H874Y alter the molecular function of the androgen receptor, specifically in terms of their constitutive activity and loss of function in response to DHT. Oncogenic: The passage indicates that the mutations M749I, Q798E, and H874Y may contribute to prostate cancer development and progression, particularly through their effects on androgen receptor signaling and activity.

      Gene→Variant (gene-first): 367:H874Y 1387:M749I 10514:Q798E

      Genes: 367 1387 10514

      Variants: H874Y M749I Q798E

    4. Mutations within the DBD and hinge domains of the AR would be expected to have the greatest influence on regulating ARE binding and indeed, the profile for T575A in the first zinc finger of the DBD was markedly different

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 35

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the mutations T575A, R629Q, and I672T alter the molecular function of the androgen receptor (AR), affecting its binding and transactivation capabilities, indicating a change in biochemical activity. Oncogenic: The passage mentions that the mutation K630 to glutamine increases transactivational activity and promotes prostate cancer cell survival and growth, suggesting that this variant contributes to tumor development or progression.

      Gene→Variant (gene-first): 2908:I672 2908:I672T 10499:R629 10499:R629Q 10499:T575A

      Genes: 2908 10499

      Variants: I672 I672T R629 R629Q T575A

    5. The results for the AR NTD mutations investigated with PSA61Luc closely matched those for GRE2-TATA-Luc. AR mutation L57Q had loss of function at all concentrations of DHT with both reporters although they were less pron

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 34

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants L57Q, G142V, P390L, and P533S alter the function of the androgen receptor, indicating changes in activity in response to DHT, which aligns with evidence of altered molecular or biochemical function. Oncogenic: The variants are described in the context of their roles in tumor development or progression, particularly with references to gain or loss of function in the androgen receptor, which is relevant to cancer biology.

      Gene→Variant (gene-first): 2232:G142V 367:L57Q 367:P390L 367:P533S

      Genes: 2232 367

      Variants: G142V L57Q P390L P533S

    6. In general, the profiles of PSA61Luc stimulation for the different AR mutations were very similar to those for GRE2-TATA-Luc; indicating that the findings in the broad GRE2-TATA-Luc study accurately reveal the effects of

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 33

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the AR mutations P390L, T575A, and R629Q affect the molecular function of the androgen receptor, specifically its affinity for regulatory elements, indicating a change in biochemical activity.

      Gene→Variant (gene-first): 367:P390L 10499:R629Q 10499:T575A

      Genes: 367 10499

      Variants: P390L R629Q T575A

    7. The LBD contained two mutations, D879G and Q919R, which fall within the grouping of loss to gain of function, although recovery to a modest 19% gain of function and WT levels respectively took place at only the highest c

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 30

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the mutations D879G, H874Y, Q919R, and T877A alter the molecular or biochemical function of the protein, specifically in terms of gain or loss of function and ligand binding activity. Oncogenic: The mention of the mutated AR being expressed in a commonly used prostate cancer cell line (LNCaP) suggests that these mutations may contribute to tumor development or progression.

      Gene→Variant (gene-first): 10499:D879G 367:H874Y 367:Q919R 367:T877A

      Genes: 10499 367

      Variants: D879G H874Y Q919R T877A

    8. Mutations K720E and R726L, which is implicated in a 6-fold increased risk of prostate cancer, reside in a positive cluster in helix 3 with lysine 720 creating a charged clamp with glutamate 897, and both residues partici

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 29

      Evidence Type(s): Predisposing, Functional

      Justification: Predisposing: The variant K720E is implicated in a 6-fold increased risk of prostate cancer, indicating its role in inherited risk for developing the disease. Functional: The passage discusses how mutations K720E and R726L impair binding of co-regulatory proteins and disrupt interactions, indicating that these variants alter molecular function. Additionally, N756's mutation to aspartate resulted in complete loss of function, further supporting its functional impact.

      Gene→Variant (gene-first): 367:A765T 9611:K720E 367:N756 367:Q902 367:Q902R 367:R726L 367:Y763C 9611:lysine 720

      Genes: 367 9611

      Variants: A765T K720E N756 Q902 Q902R R726L Y763C lysine 720

    9. Within the LBD, all but two loss of function mutations were clustered between residues 720 and 798. Of these, half had essentially no transactivational activity at physiological levels of DHT and comprise of L744F, A748V

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 28

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how specific mutations, including V757A and Q798E, show impaired binding to co-regulatory proteins and altered transactivational activity, indicating changes in molecular function. Oncogenic: The mention of loss of function mutations clustered in the ligand binding domain (LBD) and their association with reduced transactivational activity suggests a role in tumor development or progression, particularly in the context of antiandrogen treatment.

      Gene→Variant (gene-first): 367:A748V 367:A765T 9611:K720E 367:L744F 1387:M749 1387:M749I 9611:M886V 367:N756D 10514:Q798E 367:Q902R 367:R726L 367:S759P 10514:V757A 10514:V757I 367:Y763C

      Genes: 367 9611 1387 10514

      Variants: A748V A765T K720E L744F M749 M749I M886V N756D Q798E Q902R R726L S759P V757A V757I Y763C

    10. Mutations in the LBD have historically been considered as the most likely candidates for driving PCa, therefore, the finding that the majority of mutations under investigation had no change from WT or loss of function wa

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 27

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the M886I mutation alters the interaction of the androgen receptor (AR) with co-activators and co-repressors, affecting transactivation ability, which indicates a change in molecular function. Oncogenic: The passage implies that the M886I mutation could significantly alter activity in prostate cancer, suggesting a role in tumor development or progression.

      Gene→Variant (gene-first): 367:K910R 9611:M886 9611:M886I

      Genes: 367 9611

      Variants: K910R M886 M886I

    11. Within the hinge region, mutation I672T has been included in the arbitrary classification of no change from WT due to deviation of less than 10% at 0 and 0.1 nM DHT changing to a 14% gain of function at 10 nM. Interestin

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 25

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants A586V, A587S, T575A, R629Q, and I672T alter molecular function, specifically their effects on transactivational activity and ligand binding in response to different concentrations of DHT.

      Gene→Variant (gene-first): 597:A586V 367:A587S 2908:I672T 10499:R629Q 10499:T575A

      Genes: 597 367 2908 10499

      Variants: A586V A587S I672T R629Q T575A

    12. The only mutation to function like WT at low DHT and then gain function compared to WT upon DHT binding was P533S in the NTD. As with other groupings, mutations leading to constitutive transactivation activity were prese

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 23

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the mutations (including P533S, G142V, M523V, G524D, and M537V) alter the transactivation activity of the androgen receptor, indicating that these variants affect molecular function related to protein activity in response to DHT. Oncogenic: The passage implies that the mutations contribute to prostate cancer by leading to constitutive transactivation activity, which is a characteristic of oncogenic variants that drive tumor development.

      Gene→Variant (gene-first): 2232:G142V 367:G524D 367:M523V 367:M537V 367:P533S

      Genes: 2232 367

      Variants: G142V G524D M523V M537V P533S

    13. The novel class of mutation, namely loss of function at low levels or in the absence of DHT recovering to WT values or a gain of function upon binding of DHT was present in the NTD. Mutations P269S and S515G had WT level

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 22

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants P269S, P390L, P514S, and S515G alter transactivational activity in response to DHT, indicating a change in molecular function. Oncogenic: The mention of the variants impacting AR signaling suggests a role in tumor development or progression, as alterations in androgen receptor signaling are often associated with cancer.

      Gene→Variant (gene-first): 367:P269S 367:P390L 367:P514S 10514:S515G

      Genes: 367 10514

      Variants: P269S P390L P514S S515G

    14. Interestingly, there was exiguous rescue at the highest concentration of DHT with D221H, P504L and D528G, while P340L manifested a striking dose-dependent recovery. The S296R mutation has been shown to have altered inter

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 21

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the S296R mutation alters interaction with the co-repressor N-CoR, causing reduced transactivational activity, and how the P340L mutation affects binding with TFIIF, indicating changes in molecular function. Oncogenic: The passage describes how the P340L mutation can drive prostate cancer progression through reduced growth suppression, indicating its role in tumor development.

      Gene→Variant (gene-first): 207:D221H 367:D528G 367:E198G 367:P269S 2232:P340L 9611:P504L 367:S296R 367:S334P

      Genes: 207 367 2232 9611

      Variants: D221H D528G E198G P269S P340L P504L S296R S334P

    15. The predominant type of mutation i.e. loss of function, was well represented in the NTD. Mutations L57Q, E198G, D221H, A234T, S296R; S334P, P340L, P504L and D528G all displayed loss of function with E198G showing the gre

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 20

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the mutations L57Q, E198G, D221H, A234T, S296R, S334P, P340L, P504L, and D528G result in loss of function, indicating that these variants alter molecular or biochemical function. Oncogenic: The mention of mutations leading to loss of function and their association with transactivational ability suggests a role in tumor development or progression, particularly in the context of the mutations being present in AIS (androgens insensitivity syndrome).

      Gene→Variant (gene-first): 1387:A234T 207:D221H 367:D528G 367:E198G 367:L57Q 2232:P340L 9611:P504L 367:S296R 367:S334P

      Genes: 1387 207 367 2232 9611

      Variants: A234T D221H D528G E198G L57Q P340L P504L S296R S334P

    16. All five classes of mutation were represented within the NTD. Of the five mutations in AR classified as having no change from WT, G166S showed the least variance from the unmutated receptor. The mutation M537R also had m

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage indicates that the mutation M537R shows a 23% gain of function at a specific concentration of DHT, suggesting an alteration in molecular or biochemical function. Oncogenic: The mention of gain of function in a low androgen environment implies that the variant may contribute to tumor development or progression, characteristic of oncogenic behavior.

      Gene→Variant (gene-first): 367:G166S 367:M537R

      Genes: 367

      Variants: G166S M537R

    17. Unsurprisingly, the DBD is virtually unaltered across a wide range of species with 100% homology between the examples shown here; except for two conservative substitutions in Xenopus, one of which T575, has been included

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the conservation and divergence of specific amino acids (T575, R629, I672) in relation to the function of the ligand-binding domain (LBD) of the androgen receptor, indicating that these variants may alter molecular function related to androgen binding.

      Gene→Variant (gene-first): 2908:I672 10499:R629 10499:T575

      Genes: 2908 10499

      Variants: I672 R629 T575

    18. The NTD is by far the least conserved domain with mouse, chicken and Xenopus having only 75, 32 and 34% similarity to human respectively. Alignment of the investigated human AR mutations to the primary sequence of AR in

      [Paragraph-level] PMCID: PMC3293822 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Diagnostic, Functional

      Justification: Diagnostic: The passage discusses the conservation of mutated residues in the AR gene and their association with prostate cancer (PCa), indicating that these variants are used to classify or define a disease subtype. Functional: The passage mentions examining amino acids implicated in prostate cancer and suggests a possible role in the mechanics of AR function, indicating that these variants may alter molecular or biochemical function.

      Gene→Variant (gene-first): 1387:A234 207:D221 367:D528 367:E198 2232:G142 367:G166 367:G524 367:L57 367:M523 367:M537 367:P269 2232:P340 367:P390 367:P514 10514:P515 367:P533 367:S296 367:S334

      Genes: 1387 207 367 2232 10514

      Variants: A234 D221 D528 E198 G142 G166 G524 L57 M523 M537 P269 P340 P390 P514 P515 P533 S296 S334

    1. To further investigate this we solved the structure of BCL-2 G101V bound to S55746 (Table 1). We obtained diffraction to 2.0 A in a P 21 spacegroup with two molecules in the asymmetric unit. The BCL-2 G101V:S55746 struct

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the G101V variant alters the binding affinity of the BCL-2 protein to the drug S55746, indicating a change in molecular function related to drug interaction. Oncogenic: The G101V variant is implicated in the context of tumor development as it affects the binding of a therapeutic agent, suggesting its role in cancer progression.

      Gene→Variant (gene-first): 596:E152 596:E152A 596:G101V 596:V101

      Genes: 596

      Variants: E152 E152A G101V V101

    2. S55746 is another BCL-2 selective antagonist that has progressed to the clinic. The recently disclosed crystal structure of BCL-2 WT bound to S55746 revealed binding to the P1, P2 and P3 pockets, in contrast to venetocla

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the G101V variant alters the binding affinity of the drug S55746, indicating a change in molecular function related to drug interaction. Predictive: The variant G101V is associated with a change in response to the drug S55746, as indicated by the differences in binding affinity and LC50 concentrations, suggesting its role in treatment sensitivity.

      Gene→Variant (gene-first): 596:G101V

      Genes: 596

      Variants: G101V

    3. E152 moved into the base of the P2 pocket in the BCL-2 G101V:venetoclax structure (Fig. 2b, c). To test the role of E152 in reducing affinity we generated a BCL-2 G101V/E152A double mutant. Alanine does not have a Cgamma

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the E152A mutation alters the binding affinity of the BCL-2 protein to venetoclax, indicating a change in molecular function related to protein binding. Predictive: The evidence suggests that the E152A mutation, when combined with G101V, restores high affinity binding to venetoclax, which implies a correlation with response to this specific therapy.

      Gene→Variant (gene-first): 596:E152 596:E152A 596:G101A 596:G101V

      Genes: 596

      Variants: E152 E152A G101A G101V

    4. SPR experiments were performed using a BIMBH3 or BAXBH3 immobilised sensor surface with BCL-2 mutants as the analyte and determining venetoclax affinity by competition experiments, (Fig. 3, Table 2 and Supplementary Fig.

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses how the BCL-2 mutants, including G101V, F104L, and F104C, exhibit varying affinities for venetoclax, indicating their role in providing resistance to therapy. Functional: The passage describes how the BCL-2 mutants maintain tight binding to BH3 domains, which alters their molecular function and contributes to their ability to prevent apoptosis.

      Gene→Variant (gene-first): 596:F104C 596:F104L 596:G101V

      Genes: 596

      Variants: F104C F104L G101V

    5. The crystals of venetoclax complexed with BCL-2 F104L and BCL-2 WT are isomorphous (Table 1). Well-defined electron density for the drug in the mutant complex structure (Supplementary Fig. 1) suggests two conformations f

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the F104L mutation alters the packing environment of the chlorophenyl moiety of the drug, indicating a change in molecular function related to the variant.

      Gene→Variant (gene-first): 596:F104 596:F104L 596:L104

      Genes: 596

      Variants: F104 F104L L104

    6. To understand how these BCL-2 mutations compromise drug binding we solved crystal structures of both complexes (Table 1 and Fig. 2). The G101V mutation resides on the BCL-2 alpha2 helix packing against the alpha5 helix a

      [Paragraph-level] PMCID: PMC6547681 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the G101V mutation alters drug binding by changing the molecular interactions within the BCL-2 structure, indicating an alteration in biochemical function. Predictive: The evidence suggests that the G101V mutation impacts the binding affinity of venetoclax, which correlates with the response to this specific therapy.

      Gene→Variant (gene-first): 596:E152 596:G101 596:G101A 596:G101V

      Genes: 596

      Variants: E152 G101 G101A G101V

    1. Fusions involving ETV6 in leukemia have long been recognized. Other mutation types, including single nucleotide variations, insertions, deletions, frame-shifts and non-sense alterations are also becoming increasingly evi

      [Paragraph-level] PMCID: PMC4477877 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Diagnostic, Functional

      Justification: Diagnostic: The passage discusses the identification of rare germline variants (V37M, R181H) in patients with B-ALL, indicating their association with the disease. Functional: Luciferase assays performed on the variants showed no significant changes in transcriptional repression activity compared to WT ETV6, indicating an assessment of their molecular function.

      Gene→Variant (gene-first): 2120:11905459G>A 2120:12022436 G>A 2120:R181H 2120:V37M 2120:rs150089916

      Genes: 2120

      Variants: 11905459G>A 12022436 G>A R181H V37M rs150089916

    2. To examine whether the L349P and N385fs mutations negatively impact translation or alter subcellular localization of the ETV6 protein, we performed cell fractionation assays and western blotting of HeLa cells transiently

      [Paragraph-level] PMCID: PMC4477877 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional

      Justification: Functional: The detection of different localization patterns for the mutants P214L, R369Q, and R399C also suggests alterations in their molecular or biochemical function.

      Gene→Variant (gene-first): 2120:L349P 2120:N385fs 2120:P214L 2120:R369Q 2120:R399C

      Genes: 2120

      Variants: L349P N385fs P214L R369Q R399C

    3. To evaluate the functional consequences of these mutations, we first assessed whether L349P and N385fs might impair transcriptional repression by ETV6. HeLa cells were transiently co-transfected with constructs encoding

      [Paragraph-level] PMCID: PMC4477877 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the mutations L349P, N385fs, P214L, R369Q, and R399C impair the transcriptional repression function of ETV6, indicating that these variants alter molecular function.

      Gene→Variant (gene-first): 2120:L349P 2120:N385fs 2120:P214L 2120:R369Q 2120:R399C

      Genes: 2120

      Variants: L349P N385fs P214L R369Q R399C

    4. Both ETV6 variants were absent in the National Heart Lung Blood Institute (NHLBI) Exome Sequencing Project (ESP) (http://evs.gs.washington.edu/EVS/), Exome Aggregation Consortium (ExAC) (http://exac.broadinstitute.org/),

      [Paragraph-level] PMCID: PMC4477877 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the L349P and N385fs mutations are predicted to alter the molecular function of the ETV6 protein, including conformational changes and truncation that affect DNA interaction.

      Gene→Variant (gene-first): 2120:L349P 2120:N385fs

      Genes: 2120

      Variants: L349P N385fs

    5. Inherited mutations of transcription factors have recently been associated with susceptibility to acute leukemia. Here we report two unrelated kindreds with inherited mutations in ETV6, the gene encoding the transcriptio

      [Paragraph-level] PMCID: PMC4477877 Section: ABSTRACT PassageIndex: 3

      Evidence Type(s): Predisposing, Functional

      Justification: Predisposing: The passage discusses inherited mutations in ETV6 that confer susceptibility to acute leukemia, indicating a germline origin and inherited risk for developing the disease. Functional: The passage describes how the ETV6 mutations (L349P and N385fs) alter the protein's localization and its ability to regulate gene expression, demonstrating a change in molecular function.

      Gene→Variant (gene-first): 2120:L349P 2120:N385fs

      Genes: 2120

      Variants: L349P N385fs

    6. Somatic mutations affecting ETV6 often occur in acute lymphoblastic leukemia (ALL), the most common childhood malignancy. The genetic factors that predispose to ALL remain poorly understood. Here we identify a novel germ

      [Paragraph-level] PMCID: PMC4477877 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Predisposing, Oncogenic, Functional

      Justification: Predisposing: The passage describes a germline ETV6 p. L349P mutation identified in a kindred affected by thrombocytopenia and ALL, indicating an inherited risk for developing the disease. Oncogenic: The ETV6 p. N385fs mutation was found in leukemic cells and is associated with the deletion of wild type ETV6, suggesting its contribution to tumor development in the context of leukemia. Functional: The enforced expression of the ETV6 mutants showed impaired nuclear localization and a significantly reduced ability to regulate the transcription of ETV6 target genes, indicating an alteration in molecular function.

      Gene→Variant (gene-first): 2120:p. L349P 2120:p. N385fs

      Genes: 2120

      Variants: p. L349P p. N385fs

    1. An in-house database search for insertions comparable to the VMOS RAS variants revealed one in-frame insertion in KRAS in a case suspected for Noonan syndrome (Fig. 7A). Furthermore, a screen of the current literature an

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 27

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the impact of the insertions on the catalytic Gln61 might be stronger, indicating an alteration in molecular function related to GTP hydrolysis.

      Gene→Variant (gene-first): 5921:Gln61

      Genes: 5921

      Variants: Gln61

    2. The biophysical characterisation of the VMOS RAS variants showed two opposing effects. VMOS RAS variants appeared insensitive to the action of GEFs with a consequently decrease of signalling capability. On the other hand

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 25

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the HRAS p.G12V variant alters the signaling capability by affecting GTP hydrolysis and inducing phosphorylation of ERK and AKT, indicating a change in molecular function. Oncogenic: The HRAS p.G12V variant is implicated in inducing signaling pathways that are associated with tumor development, as evidenced by the increased levels of phosphorylated ERK and AKT in the transfected cells.

      Gene→Variant (gene-first): 3845:p.G12V

      Genes: 3845

      Variants: p.G12V

    3. To analyse the effect of the VMOS RAS variants on GAP catalysed GTP hydrolysis, G-proteins were incubated in the presence of various concentration of RAS-GAP. GTP and GDP content was analysed after termination of the rea

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 22

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the classical oncogenic variant KRAS p.G12V in the context of its effect on GTP hydrolysis, indicating its role in tumor development or progression. Functional: The passage describes how the variant KRAS p.G12V affects the biochemical function of GTP hydrolysis, demonstrating its impact on molecular activity in the presence of RAS-GAP.

      Gene→Variant (gene-first): 3845:p.G12V

      Genes: 3845

      Variants: p.G12V

    4. GTP hydrolysis was followed over time by terminating the reactions at different points in time, and GDP and GTP contents analysis by HPLC. The intrinsic GTP hydrolysis rates of VMOS RAS variants were reduced by a factor

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 21

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the p.G12V variant alters the intrinsic GTP hydrolysis rates, indicating a change in molecular function related to protein activity. Oncogenic: The p.G12V variant is described as a classical oncogenic variant, suggesting its role in tumor development or progression.

      Gene→Variant (gene-first): 3845:p.G12V

      Genes: 3845

      Variants: p.G12V

    5. The interaction of G-protein and the nucleotide is stabilised in the ternary complex with the effector and in consequence the rate of nucleotide dissociation is reduced. This effect was used to analyse the interaction of

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: KRAS p.G12V is described as a classical oncogenic variant, indicating its contribution to tumor development or progression. Functional: The passage discusses how KRAS p.G12V alters the intrinsic dissociation rate of mGppNHp compared to wild type, indicating a change in molecular function.

      Gene→Variant (gene-first): 3845:p.G12V

      Genes: 3845

      Variants: p.G12V

    6. The clinical context indicated that VMOS RAS variants cause enhanced RAS signalling, but the outcome of the in silico analysis is not unambiguously supporting this expectation. In fact, it strongly suggested deficiencies

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the impact of the p.Q61L variant on nucleotide exchange, effector binding, and GTP hydrolysis, indicating that it alters molecular or biochemical function. Oncogenic: The p.Q61L variant is described as a classic pathogenic missense mutation, suggesting its contribution to tumor development or progression.

      Gene→Variant (gene-first): 4893:p.Q61L

      Genes: 4893

      Variants: p.Q61L

    7. On amino acid level the DNA duplications and insertions found in the VMOS RAS variants resulted in an insertion of mainly duplicated sequence around position 65 (Fig. 2A). It is difficult to predict to what extent the in

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the insertions around Gln61 likely alter the molecular interactions and functions of the protein, particularly affecting GTP hydrolysis and interactions with GEFs and GAPs.

      Gene→Variant (gene-first): 5921:Gln61

      Genes: 5921

      Variants: Gln61

    8. Sensitive NGS based screening of frequently mutated positions in a panel of multiple genes were applied in 299 cases. In 108 cases, putative causative variants were identified, of which in 15 cases RAS genes were affecte

      [Paragraph-level] PMCID: PMC6547725 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses mutations in RAS genes, including p.G12A, p.G13H, and p.Q22K, which are described as classical oncogenic mutations that affect tumor development and progression. Functional: The passage indicates that the p.Q22K mutation is associated with increased GTP loading, suggesting that it alters molecular function related to protein activity.

      Gene→Variant (gene-first): 3845:p.G12A 3845:p.G13H 3845:p.Q22K

      Genes: 3845

      Variants: p.G12A p.G13H p.Q22K

    1. Structural details can provide mechanistic insight into variant effects on protein function. However, the structure of the RAD51C protein had not been experimentally determined at the time of this study. Initially, a hom

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how several variants, including K131, R168G, G130R, and others, alter the molecular function of RAD51C by disrupting the ATP-binding site and influencing RAD51C activity, as demonstrated in HDR assays. Oncogenic: The passage indicates that the variants are deleterious and influence RAD51C function, which is relevant to tumor development or progression, particularly in the context of HDR assays.

      Gene→Variant (gene-first): 5889:16 A 5889:C135Y 5889:E94K 5889:G130R 5889:G302V 5889:K131 5889:L138F 5889:P21S 5889:Q133E 5889:R168 5889:R168G 5889:R312 5889:R312W 5889:T132I 5889:T132R 5892:T86I 5889:V140E 5889:p.Cys135Tyr 5889:p.Thr132Ile 5889:p.Val140Glu

      Genes: 5889 5892

      Variants: 16 A C135Y E94K G130R G302V K131 L138F P21S Q133E R168 R168G R312 R312W T132I T132R T86I V140E p.Cys135Tyr p.Thr132Ile p.Val140Glu

    2. RAD51C forms the BCDX2 and CX3 complexes that are involved in RAD51 recruitment to sites of DNA damage. To evaluate the influence of RAD51C variants on the integrity of these intrinsic complexes, coimmunoprecipitation of

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how various RAD51C variants affect the ability to form protein complexes involved in DNA damage repair, indicating that these variants alter molecular function. Oncogenic: The mention of deleterious variants that lose the ability to form complexes suggests a role in tumor development or progression, as these variants are associated with impaired DNA repair mechanisms.

      Gene→Variant (gene-first): 5889:A126T 5889:D109Y 5889:D159N 5889:G162E 5889:G302V 5889:L138F 5889:L27P 5889:Q133E 5889:R258H 5889:S163R 5889:T336P 5892:T86I 5889:p.Gly162Glu 5889:p.Ser163Arg 5889:p.Thr336Pro 5892:p.Thr86Ile

      Genes: 5889 5892

      Variants: A126T D109Y D159N G162E G302V L138F L27P Q133E R258H S163R T336P T86I p.Gly162Glu p.Ser163Arg p.Thr336Pro p.Thr86Ile

    3. Because RAD51C participates in DNA damage signaling by regulating cell cycle progression, colony formation assays were performed to evaluate the influence of RAD51C variants on cell proliferation. U2OS RAD51C-/- landing

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how RAD51C variants alter cell proliferation and the formation of RAD51 foci in response to ionizing radiation, indicating changes in molecular function related to DNA damage signaling and repair. Oncogenic: The variants are implicated in a proliferation defect and disruption of homologous recombination (HR) repair, suggesting their role in tumor development or progression.

      Gene→Variant (gene-first): 5889:G130R 5889:G302V 5889:K131I 5889:L138F 5889:Q133E 5889:R168G 5889:T132R

      Genes: 5889

      Variants: G130R G302V K131I L138F Q133E R168G T132R

    4. In parallel, a recent study evaluated the influence of 36 RAD51C missense variants on HR activity of U2OS and 21 on HR activity of MCF10A cells. Importantly, 18 of 36 evaluated in U2OS and 13 of 21 evaluated in MCF10A ce

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the L138F variant alters HDR activity in different cell lines, indicating a change in molecular function. Predictive: The passage mentions the sensitivity of variants, including L138F, to cisplatin and olaparib, suggesting a correlation with response to these therapies.

      Gene→Variant (gene-first): 5889:L138F

      Genes: 5889

      Variants: L138F

    5. To confirm the functional effects of RAD51C variants in a human cell line, RAD51C WT and 7 deleterious or intermediate missense variants in the HDR assay (G130R, K131I, T132R, Q133E, L138F, R168G and G302V) were introduc

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the sensitivity of specific RAD51C variants (G130R, K131I, T132R, Q133E, and G302V) to olaparib, indicating a correlation with response to therapy. Functional: The passage describes the introduction of RAD51C variants into a cell line and assesses their effects on homologous recombination repair (HDR), indicating that these variants alter molecular function.

      Gene→Variant (gene-first): 5889:G130R 5889:G302V 5889:K131I 5889:L138F 5889:Q133E 5889:R168G 5889:T132R

      Genes: 5889

      Variants: G130R G302V K131I L138F Q133E R168G T132R

    6. An inability to form RAD51 foci at the sites of DNA DSBs is a key component of an HR deficient phenotype. Because disruption of RAD51C substantially decreases RAD51 foci formation the influence of RAD51C missense variant

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how RAD51C missense variants alter RAD51 foci formation in response to DNA damage, indicating a change in molecular function related to DNA repair mechanisms. Predictive: The mention of "drug response findings" suggests that the variants may correlate with sensitivity or resistance to a specific therapy, indicating predictive evidence.

      Gene→Variant (gene-first): 5889:A155E 5889:C135Y 5889:C147Y 5888:D108G 5889:D109Y 5889:D159Y 5889:G306R 5889:P21S 5889:V140E 5889:p.Ala155Glu 5888:p.Asp108Gly 5889:p.Asp109Tyr 5889:p.Asp159Tyr 5889:p.Cys147Tyr 5889:p.Gly306Arg 5889:p.Pro21Ser 5889:p.Val140Glu

      Genes: 5889 5888

      Variants: A155E C135Y C147Y D108G D109Y D159Y G306R P21S V140E p.Ala155Glu p.Asp108Gly p.Asp109Tyr p.Asp159Tyr p.Cys147Tyr p.Gly306Arg p.Pro21Ser p.Val140Glu

    7. RAD51C loss promotes HR deficiency and sensitizes cells to cisplatin and olaparib PARP inhibitor. Thus, the influence of 60 RAD51C missense variants from the HDR assay (30 deleterious, 23 neutral, and 7 intermediate) on

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the influence of RAD51C missense variants on the response to cisplatin and olaparib, indicating a correlation between the variants and treatment sensitivity. Functional: The passage describes how the variants affect IC50 values in the HDR assay, suggesting that they alter molecular function related to drug response.

      Gene→Variant (gene-first): 5889:E94K 5889:G306R 5889:p.Glu94Lys 5889:p.Gly306Arg

      Genes: 5889

      Variants: E94K G306R p.Glu94Lys p.Gly306Arg

    8. A cell-based DR-GFP HDR colorimetric reporter assay was used to assess the influence of 173 missense mutations on RAD51C HR DNA repair activity (Supplementary Table S1). RAD51C deficient CL-V4B cells were reconstituted w

      [Paragraph-level] PMCID: PMC10390864 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the influence of missense mutations on RAD51C HR DNA repair activity, indicating that the variants alter molecular function as assessed by HDR activity in a cell-based assay. Oncogenic: The mention of deleterious variants categorized based on their impact on HDR activity suggests that these somatic variants contribute to tumor development or progression through their effects on DNA repair mechanisms.

      Gene→Variant (gene-first): 5889:A126T 5889:C135Y 5889:D159N 5889:G125V 5889:G153D 5889:G264S 5889:G264V 5889:G3R 5889:L138F 5889:L219S 5889:Q143R 5889:R214C 5889:R258H 5889:R312W 5889:R366Q 5889:T287A 5889:V169A 5889:p.Arg214Cys 5889:p.Arg258His 5889:p.Arg312Trp 5889:p.Arg366Gln 5889:p.Asp159Asn 5889:p.Gln143Arg 5889:p.Gly125Val 5889:p.Gly153Asp 5889:p.Gly264Ser 5889:p.Gly264Val 5889:p.Gly3Arg 5889:p.Leu219Ser 5889:p.Thr287Ala 5889:p.Val169Ala

      Genes: 5889

      Variants: A126T C135Y D159N G125V G153D G264S G264V G3R L138F L219S Q143R R214C R258H R312W R366Q T287A V169A p.Arg214Cys p.Arg258His p.Arg312Trp p.Arg366Gln p.Asp159Asn p.Gln143Arg p.Gly125Val p.Gly153Asp p.Gly264Ser p.Gly264Val p.Gly3Arg p.Leu219Ser p.Thr287Ala p.Val169Ala

    1. To further evaluate the transformation ability of these JAK1 mutations, Ba/F3 cells were stably infected with lentivirus expressing EGFP, wild-type JAK1, JAK1N451S, JAK1E483D, JAK1S703I, JAK1A1086S, and JAK1S729C, respec

      [Paragraph-level] PMCID: PMC4868698 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the transformation ability of JAK1 mutations, specifically noting that JAK1S703I and JAK1S729C are capable of continual proliferation in the absence of IL-3, indicating their contribution to tumor development or progression. Functional: The passage mentions that JAK1S703I activates the JAK-STAT signaling pathway, which indicates an alteration in molecular function related to the variant.

      Gene→Variant (gene-first): 3716:E483D 3716:S703I 3716:S729C

      Genes: 3716

      Variants: E483D S703I S729C

    2. To explore the biological functions of JAK1 mutations in JAK-STAT signaling pathway, we introduced these mutations into pLVX-IRES-Neo-JAK1 plasmid. Plasmids containing EGFP, wild-type JAK1, JAK1N451S, JAK1E483D, JAK1S703

      [Paragraph-level] PMCID: PMC4868698 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the introduction of JAK1 mutations, including E483D, S703I, and S729C, alters the expression levels of phosphorylated JAK1 and STAT proteins, indicating a change in molecular function. Oncogenic: The passage mentions that JAK1S729C is a known and recurrent activating mutation, suggesting its role in tumor development or progression.

      Gene→Variant (gene-first): 3716:E483D 3716:S703I 3716:S729C

      Genes: 3716

      Variants: E483D S703I S729C

    3. Specifically, S703I mutation was found in the pseudo-kinase domain of JAK1 protein, and could potentially cause the disruption of auto-inhibition of JAK1 kinase. Notably, S703I was previously identified in tumors of two

      [Paragraph-level] PMCID: PMC4868698 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage indicates that the S703I mutation is an activating mutation of the JAK1 gene and was found in tumors, suggesting it contributes to tumor development or progression. Functional: The S703I mutation is described as potentially causing disruption of auto-inhibition of the JAK1 kinase, indicating an alteration in molecular or biochemical function.

      Gene→Variant (gene-first): 3716:A1086S 3716:E483D 728378:N451S 3716:S703I

      Genes: 3716 728378

      Variants: A1086S E483D N451S S703I

    1. To carry out the purification, serum-free 22Pc-CAFCM was collected, concentrated, and applied to a Q-Superose anion exchange column, from which we eluted two protein peaks by using 30% and 100% high-salt buffer B (termed

      [Paragraph-level] PMCID: PMC7472556 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses resistance-promoting activity and its correlation with HER3 phosphorylation, indicating a relationship with response or resistance to therapy. Functional: The passage describes how the variant affects HER3 phosphorylation activity, suggesting an alteration in molecular function related to resistance-promoting activity.

      Gene→Variant (gene-first): 5979:Q8

      Genes: 5979

      Variants: Q8

    1. B-cell lymphoma and melanoma harbor recurrent mutations in the gene encoding the EZH2 histone methyltransferase, but the carcinogenic role of these mutations is unclear. Here we describe a mouse model in which the most c

      [Paragraph-level] PMCID: PMC4899144 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage describes how the somatic mutations Y641F and Y646F in the EZH2 gene contribute to tumor development, specifically leading to high-penetrance lymphoma and melanoma in a mouse model. Functional: The variant Ezh2Y641F is shown to alter molecular function by increasing global H3K27 trimethylation and causing a redistribution of this mark, which affects transcription at various loci.

      Gene→Variant (gene-first): 2146:Y641F 2146:Y646F

      Genes: 2146

      Variants: Y641F Y646F

    1. Patient P3 (PFS 6.63 months) carried the variant c.169A>G in the MAP2K1 gene coding for the MEK1 protein. This variant has been already reported in the cBioPortal database. It results in the substitution of an amino acid

      [Paragraph-level] PMCID: PMC6627713 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The variant c.169A>G results in an amino acid substitution (p.Lys57Glu) that is associated with a gain of function of the MEK1 protein, indicating an alteration in molecular function. Oncogenic: The variant is discussed in the context of its role in the MAP2K1 gene, which is known to contribute to tumor development or progression, suggesting its oncogenic potential.

      Gene→Variant (gene-first): 5604:c.169A>G 5604:p.Lys57Glu

      Genes: 5604

      Variants: c.169A>G p.Lys57Glu

    1. Finally, we investigated genetic mutation status in biopsies of two patients who progressed on repotrectinib in clinical trial using targeted sequencing. Patient A, a 46-year-old male with a 20 pack-year smoking history,

      [Paragraph-level] PMCID: PMC10283448 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses mutations identified in patients who progressed on repotrectinib treatment, suggesting a potential role of these variants in acquired resistance to the therapy. Functional: The passage indicates that further studies are necessary to investigate the functional role of the mutations, implying that these variants may alter molecular or biochemical functions related to resistance mechanisms.

      Gene→Variant (gene-first): 1050:196_197insHP 7157:E171G 896:E253Q 2064:H178Q 7157:H179Y 5925:H555R 2064:R143Q

      Genes: 1050 7157 896 2064 5925

      Variants: 196_197insHP E171G E253Q H178Q H179Y H555R R143Q

    1. Isocitrate dehydrogenases (IDHs) catalyse oxidative decarboxylation of isocitrate to alpha-ketoglutarate (alpha-KG). IDH1 functions in the cytosol and peroxisomes, whereas IDH2 and IDH3 are both localized in the mitochon

      [Paragraph-level] PMCID: PMC3100313 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses heterozygous somatic mutations in IDH1, specifically the R132H variant, and its association with tumorigenesis in gliomas, indicating that this variant contributes to tumor development or progression. Functional: The passage mentions that mutations in IDH1, including R132H, cause loss of normal enzyme function and gain-of-function, leading to the accumulation of D-2-hydroxyglutarate, which alters the biochemical function of the enzyme.

      Gene→Variant (gene-first): 3417:R132H

      Genes: 3417

      Variants: R132H

    1. Recently, a rare activating mutation of AKT1 (E17K) has been reported in breast, ovarian, and colorectal cancers. However, analogous activating mutations in AKT2 or AKT3 have not been identified in any cancer lineage. To

      [Paragraph-level] PMCID: PMC2570525 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Diagnostic, Oncogenic, Functional

      Justification: Diagnostic: The passage discusses the identification of the AKT1 (E17K) mutation in various cancer types, indicating its association with melanoma and suggesting its role in defining the presence of this mutation in cancer specimens. Oncogenic: The passage states that the AKT1 E17K mutation is an activating mutation that contributes to tumor development, as evidenced by its identification in melanoma specimens and cell lines, indicating its role in cancer progression. Functional: The passage mentions that the AKT3 E17K mutation results in the activation of AKT when expressed in human melanoma cells, demonstrating a change in molecular function related to the variant.

      Gene→Variant (gene-first): 207:AKT1 (E17K 207:E17K

      Genes: 207

      Variants: AKT1 (E17K E17K

    1. Diffuse midline gliomas (DMGs) including diffuse intrinsic pontine gliomas (DIPGs) bearing lysine-to-methionine mutations in histone H3 at lysine 27 (H3K27M) are lethal childhood brain cancers. These tumors harbor a glob

      [Paragraph-level] PMCID: PMC10161095 Section: ABSTRACT PassageIndex: 3

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses how the lysine-to-methionine mutation at lysine 27 (H3K27M) contributes to tumor development and progression in diffuse midline gliomas, indicating its role as a somatic variant in cancer. Functional: The variant alters molecular function by affecting the levels of proteins in the SWI/SNF complex and influencing chromatin modifications, demonstrating its impact on biochemical processes within the tumor cells.

      Gene→Variant (gene-first): 3021:lysine 27 55193:lysine-to-methionine

      Genes: 3021 55193

      Variants: lysine 27 lysine-to-methionine

    1. In clinical practice, there are a number of cancer patients with clear family histories, but the patients lack mutations in known familial cancer syndrome genes. Recent advances in genomic technologies have enhanced the

      [Paragraph-level] PMCID: PMC5111006 Section: ABSTRACT PassageIndex: 1

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage indicates that the homozygous CHEK2 variant p.R474C was contributory to familial cancer, and the inactivation of CHEK2 in mice led to cancers in multiple organs, suggesting a role in tumor development. Functional: The variant p.R474C alters the tertiary structure of the CHK2 protein by disrupting a salt bridge, and subsequent analysis showed that it was unstable and scarcely activated, indicating a change in molecular function.

      Gene→Variant (gene-first): 11200:p.R474 11200:p.R474C

      Genes: 11200

      Variants: p.R474 p.R474C

    2. CHK2 is a cell cycle checkpoint regulator activated by DNA damage. The above analysis and the function of CHK2 suggest that CHEK2 is a contributory gene for this familial case. We therefore examined the function of CHK2

      [Paragraph-level] PMCID: PMC5111006 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the p.R474C variant alters the molecular function of the CHK2 protein, demonstrating that it is poorly expressed and activated by DNA damage compared to the wild-type protein. Oncogenic: The context implies that the p.R474C variant contributes to tumor development or progression by affecting the function of a cell cycle checkpoint regulator, which is critical in the context of cancer biology.

      Gene→Variant (gene-first): 11200:p.R474C

      Genes: 11200

      Variants: p.R474C

    3. CHK2 p.R474C Protein Is Poorly Activated in the Cell upon DNA Damage

      [Paragraph-level] PMCID: PMC5111006 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional

      Justification: Functional: The passage indicates that the p.R474C variant affects the activation of the CHK2 protein in response to DNA damage, suggesting an alteration in its molecular function.

      Gene→Variant (gene-first): 11200:p.R474C

      Genes: 11200

      Variants: p.R474C

    4. The tertiary structure of FCGRT-immunoglobulin Fc fragment complex was determined. p.R210 contacts the carboxyl terminus of the immunoglobulin Fc fragment. Although there is a salt bridge between p.R210 and the Fc fragme

      [Paragraph-level] PMCID: PMC5111006 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variant p.R210 and its substitution p.R210Q relate to the structure and potential function of the protein, indicating that p.R210Q is not likely to affect the function and structure of the protein.

      Gene→Variant (gene-first): 2217:p.R210 2217:p.R210Q

      Genes: 2217

      Variants: p.R210 p.R210Q

    5. Second, we examined how the amino acid substitutions affect the tertiary structure of the proteins. The tertiary structure of the inactive CHK2 homodimer (PDB code: 3i6w) is shown in Figure 4B. p.R474 is located away fro

      [Paragraph-level] PMCID: PMC5111006 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variant p.R474C alters the salt bridge formation and is likely to make the protein unstable, indicating an alteration in molecular function. Oncogenic: The variant p.R474C is described as "disease causing" and likely interferes with protein function, suggesting a role in tumor development or progression.

      Gene→Variant (gene-first): 11200:p.R474 11200:p.R474C

      Genes: 11200

      Variants: p.R474 p.R474C

    6. First, the effects of these missense variants were predicted using the Variant Effect Predictor at Ensembl, for which SIFT (Sorting Intolerant from Tolerant) and PolyPhen (Polymorphism Phenotyping) are used. Three varian

      [Paragraph-level] PMCID: PMC5111006 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variant p.R474 in CHEK2 was analyzed for its effect on protein function based on evolutionary conservation, indicating that it alters molecular or biochemical function.

      Gene→Variant (gene-first): 11200:p.R474

      Genes: 11200

      Variants: p.R474

    1. To functionally test this idea in mice, we genetically deleted Vhl together with two tumour suppressor genes that encode proteins that function as the key controllers of cell cycle entry in the p53/G1-S network, namely T

      [Paragraph-level] PMCID: PMC5509015 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the deletion of Trp53 in mice and its contribution to tumor development, as evidenced by the increased incidence and earlier onset of tumors in VhlDelta/DeltaTrp53Delta/DeltaRb1Delta/Delta mice compared to other genotypes. Functional: The deletion of Trp53 is described in the context of its role in the p53/G1-S network, indicating that it alters the molecular function related to cell cycle control and tumorigenesis.

      Gene→Variant (gene-first): 7428:Trp53 deletion

      Genes: 7428

      Variants: Trp53 deletion

    1. Together with prior structural modelling predictions, these biochemical data prompted us to directly assess the ability of WT and mutant K-Ras proteins to bind to effectors in vitro. As expected, His-K-Ras WT bound GST-R

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the ability of mutant K-Ras proteins to bind to effectors in vitro, indicating that the variants alter molecular interactions, specifically the binding to FLAG-p110alpha. Oncogenic: The mention of K-RasG12D and the other mutant variants in the context of their binding interactions suggests that these somatic variants contribute to tumor development or progression through their altered functional properties.

      Gene→Variant (gene-first): 5295:A66dup 3845:K-RasG12D 5290:Y64G

      Genes: 5295 3845 5290

      Variants: A66dup K-RasG12D Y64G

    2. To assess how acute activation of K-Ras duplication mutants modulates effector pathway activation, we engineered tetracycline inducible GFP-K-Ras constructs and introduced them into Ba/F3 cells (Supplementary Fig. 4). In

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the K-RasG12D variant alters the levels of pERK and pAkt, indicating a change in molecular function related to signaling pathways. Oncogenic: The K-RasG12D variant is implicated in modulating effector pathway activation, which suggests its role in tumor development or progression.

      Gene→Variant (gene-first): 3845:K-RasG12D

      Genes: 3845

      Variants: K-RasG12D

    3. Expression of K-RasG12D and each tandem duplication mutant, but not WT K-Ras, transformed interleukin 3 (IL-3)-dependent Ba/F3 cells to cytokine-independent growth (Supplementary Fig. 3a). Ba/F3 cells expressing K-RasG12

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage describes how the K-RasG12D variant and tandem duplication mutants transform Ba/F3 cells to cytokine-independent growth, indicating their role in tumor development or progression. Functional: The passage mentions that Ba/F3 cells expressing K-RasG12D and the tandem duplication mutants had elevated levels of Ras-GTP, suggesting that these variants alter molecular function related to Ras signaling.

      Gene→Variant (gene-first): 5295:A66dup 3845:K-RasG12D

      Genes: 5295 3845

      Variants: A66dup K-RasG12D

    4. To directly test these predictions, we produced N-terminal histidine fusions encoding amino acids 1-166 of K-RasG60_A66dup or K-RasE62_A66dup, and compared their biochemical properties with WT K-Ras and K-RasG12D (Supple

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants K-RasG60_A66dup and K-RasE62_A66dup alter the biochemical properties of K-Ras, specifically their GTPase activity and response to GAP stimulation, indicating a change in molecular function. Oncogenic: The variants are described in the context of their role in accumulating in the active GTP conformation and exhibiting impaired GTPase activity, which suggests their contribution to tumor development or progression.

      Gene→Variant (gene-first): 5295:A66dup 3845:K-RasG12D

      Genes: 5295 3845

      Variants: A66dup K-RasG12D

    5. We next examined published crystal structures to model potential effects of switch 2 insertions on the following: (1) the positions of critical residues involved in intrinsic catalysis such as Glutamine 61 (Q61); (2) the

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variant Glutamine 61 (Q61) may alter protein-protein interactions and the structural dynamics of Ras, indicating a change in molecular function due to the predicted effects of switch 2 insertions. Oncogenic: The analysis suggests that the alterations in the Ras protein structure, particularly involving Q61, may contribute to the GTP conformation of Ras, which is associated with tumor development and progression.

      Gene→Variant (gene-first): 3845:Glutamine 61 3845:Q61

      Genes: 3845

      Variants: Glutamine 61 Q61

    6. A hypersensitive pattern of colony-forming unit granulocyte macrophage (CFU-GM) progenitor formation in response to colony-stimulating factor (GM-CSF) is a cellular hallmark of JMML. To ask whether K-Ras insertion mutant

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses how the K-RasG12D variant induces cytokine-independent colony formation and contributes to abnormal growth patterns in hematopoietic progenitor cells, indicating its role in tumor development. Functional: The variant K-RasG12D alters the growth response of progenitor cells to GM-CSF, demonstrating a change in molecular function related to colony formation.

      Gene→Variant (gene-first): 5295:A66dup 3845:K-RasG12D

      Genes: 5295 3845

      Variants: A66dup K-RasG12D

    7. Juvenile myelomonocytic leukaemia (JMML) is an aggressive myeloproliferative neoplasm (MPN) characterized by driver Ras pathway mutations in 85% of cases, including known oncogenic KRAS and NRAS substitutions. We discove

      [Paragraph-level] PMCID: PMC4748120 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage describes a partial duplication of the K-Ras gene that is associated with juvenile myelomonocytic leukaemia (JMML), indicating that the variant contributes to tumor development or progression. Functional: The immunoblot analysis shows that the variant alters the molecular function of K-Ras, as evidenced by the detection of a band with reduced electrophoretic mobility compared to normal Ras protein, indicating a change in protein behavior.

      Gene→Variant (gene-first): 3845:c.178_198dup 3845:c.184_198dup

      Genes: 3845

      Variants: c.178_198dup c.184_198dup

    1. Inhibition of FGFRs and downstream signaling pathways by FGFR TKIs was evaluated through immunoblot analyses (Fig. 3c). While phosphorylation of FGFR3 K650M was suppressed by E7090 at 100 nM, that of FGFR3 K650N was decr

      [Paragraph-level] PMCID: PMC8285406 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the response of FGFR3 variants K650M and K650N to FGFR TKIs, indicating their sensitivity to specific therapies, which aligns with predictive evidence. Functional: The passage describes the alteration of phosphorylation status of the FGFR3 variants K650M and K650N in response to treatment, indicating a change in molecular function due to the variants.

      Gene→Variant (gene-first): 2261:K650M 2261:K650N

      Genes: 2261

      Variants: K650M K650N

    2. The mRNA expression levels were similar among variants in previous studies using the MANO method. We evaluated the mRNA and protein expression of several FGFR3 variants using real-time PCR and western blotting. While a s

      [Paragraph-level] PMCID: PMC8285406 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the evaluation of mRNA and protein expression levels of the R248H variant, indicating that it alters protein expression compared to oncogenic variants, which relates to its molecular function. Oncogenic: The passage implies that the R248H variant is classified as a non-oncogenic variant, contrasting it with oncogenic variants, suggesting its role in tumor development or progression is not supported.

      Gene→Variant (gene-first): 1956:R248H

      Genes: 1956

      Variants: R248H

    1. In TERT-NHUC, abolishing PLCgamma1 phosphorylation significantly reduced the increase in saturation density associated with S249C FGFR3 (13% vs. 24%, p=0.05) (Figure 6a), suggesting that PLCgamma1 signaling contributes t

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 23

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the S249C and K652E mutations affect cell viability and signaling pathways, indicating that these variants alter molecular or biochemical functions related to cell growth and density. Oncogenic: The evidence suggests that the S249C and K652E mutations contribute to tumor development or progression by affecting cell cycle phases and viability, which are indicative of cancer-driving behavior.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y762F

      Genes: 2261

      Variants: K652E S249C Y762F

    2. To clarify whether the lack of constitutive PLCgamma1 phosphorylation may explain the different phenotypic behavior associated with the K652E mutation, we used a construct encoding a S249C FGFR3 protein with a mutated PL

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 22

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the S249C+Y762F FGFR3 mutant protein's ability to induce morphological transformation and increased proliferation in NIH-3T3 cells, indicating its role in tumor development or progression. Functional: The passage describes how the S249C+Y762F mutation affects the phosphorylation of PLCgamma1 and alters the activation of downstream signaling pathways, demonstrating a change in molecular function.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y762F

      Genes: 2261

      Variants: K652E S249C Y762F

    3. As expected, FGF1 induced phosphorylation of FRS2alpha, ERK1/2 and PLCgamma1 in normal urothelial cells over-expressing wildtype FGFR3 (Figure 4b). Consistent with their complete ligand-independence, FGF1 treatment faile

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 20

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the K652E, S249C, and Y375C mutations alter the signaling response to FGF1 treatment, indicating that these variants affect molecular function related to phosphorylation and activation of signaling pathways. Oncogenic: The context of the mutations being discussed in relation to their effects on signaling pathways suggests that they may contribute to tumor development or progression, particularly given the focus on their responses in cancer-related cellular contexts.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    4. We next examined whether cells expressing wildtype and mutant FGFR3 were responsive to FGF1 stimulation in terms of receptor activation (Figure 4a, Supplementary Figure 5) and signaling (Figure 4b, Supplementary Figure 5

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the response of cells expressing mutant FGFR3 variants (S249C, Y375C, K652E) to FGF1 stimulation, indicating a correlation with receptor activation and signaling, which relates to treatment response. Functional: The passage describes how the variants S249C, Y375C, and K652E affect the phosphorylation of FGFR3, indicating that these mutations alter the molecular function of the receptor in response to ligand stimulation.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    5. Signaling was examined in cells at various degrees of confluence, in full and depleted medium (Figure 3c, Supplementary Figure 4b). In all conditions tested, no differences were observed between mutant and control cells

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the increased phosphorylation of PLCgamma1 specifically in cells expressing the S249C and Y375C FGFR3 variants, indicating that these variants alter molecular function. Oncogenic: The mention of increased phosphorylation of signaling proteins in cells expressing the FGFR3 mutants suggests that these variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    6. To investigate the reason for the differential behavior of cells expressing K652E FGFR3, we assessed the phosphorylation levels of FGFR3 mutant proteins and downstream effectors in urothelial cells. All mutant forms of F

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the K652E, S249C, and Y375C variants of FGFR3 alter phosphorylation levels and dimerization behavior, indicating changes in molecular function. Oncogenic: The variants are described in the context of their constitutive activation and behavior in urothelial cells, suggesting their role in tumor development or progression.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    7. Three proteins involved in cell survival, MCL1, BCL-XL, and BCL2, were up-regulated in confluent cells expressing all types of mutant FGFR3 (Figure 2d, Supplementary Figure 3b). Surprisingly, there was no difference in t

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the expression of proteins involved in cell survival and suggests that the K652E variant may alter the viability of cells, indicating a change in molecular function. Oncogenic: The context implies that the K652E variant contributes to tumor behavior by affecting cell viability, which is a characteristic of oncogenic variants.

      Gene→Variant (gene-first): 2261:K652E

      Genes: 2261

      Variants: K652E

    8. Consistent with their altered cell cycle profile, confluent TERT-NHUC expressing mutant FGFR3 exhibited changes in cell cycle-related proteins (Figure 2d, Supplementary Figure 3a). Whilst in control cells the expression

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants S249C, Y375C, and K652E FGFR3 alter the expression and phosphorylation of cell cycle-related proteins, indicating a change in molecular function.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    9. Cells expressing S249C and Y375C FGFR3 were significantly more viable at confluence compared to controls or cells expressing wildtype FGFR3 (p<=0.001). On days 12 (Figure 2c) and 15 (data not shown), on average 45% of S2

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the viability of cells expressing specific variants (S249C and Y375C) compared to controls, indicating that these variants alter the molecular or biochemical function of FGFR3, affecting cell viability. Oncogenic: The evidence suggests that the variants S249C and Y375C contribute to tumor development or progression by enhancing cell viability, which is a characteristic of oncogenic behavior.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    10. In controls, the number of cells in the G0/G1 phase of the cell cycle progressively increased at confluence, while the number of viable cells decreased. No significant differences in cell cycle profile or viability were

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional

      Justification: Functional: The mention of K652E and Y375C variants also suggests alterations in cell cycle profiles, indicating a change in molecular function related to cell cycle dynamics.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    11. The saturation density of cells expressing K652E FGFR3 was similar to controls and cells expressing wildtype FGFR3 or S249C KD. Therefore, the magnitude of the phenotypic effect was of the order S249C>Y375C>K652E=Wildtyp

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Diagnostic, Functional

      Justification: Diagnostic: The passage discusses the relative frequencies of the mutations K652E, S249C, and Y375C in bladder tumors, indicating an association with the disease. Functional: The passage mentions the phenotypic effects of the variants, suggesting that they alter the behavior of cells expressing these mutations compared to controls.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    12. Next we studied the effects of mutant FGFR3 in normal urothelial cells by expressing S249C, Y375C and K652E FGFR3 in TERT-NHUC. Expression levels were comparable to those observed in the bladder cancer cell line TCC97-7,

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the expression of mutant FGFR3 variants S249C and Y375C alters the saturation density and morphology of normal urothelial cells, indicating a change in molecular or biochemical function. Oncogenic: The expression of the mutant FGFR3 variants is associated with changes in cell behavior, such as increased saturation density and altered morphology, which suggests a contribution to tumor development or progression.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    13. Initially, we assessed the ability of three mutant forms of FGFR3 that are found in UC (S249C, Y375C, and K652E) to transform NIH-3T3 cells. In these cells, expression of all FGFR3 mutations resulted in a transformed spi

      [Paragraph-level] PMCID: PMC2789045 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the ability of the FGFR3 mutations (S249C, Y375C, and K652E) to transform NIH-3T3 cells, indicating that these somatic variants contribute to tumor development or progression. Functional: The passage describes how the FGFR3 mutations alter molecular function, specifically through increased phosphorylation of various proteins and changes in cell morphology and proliferation, demonstrating their biochemical activity.

      Gene→Variant (gene-first): 2261:K652E 2261:S249C 2261:Y375C

      Genes: 2261

      Variants: K652E S249C Y375C

    1. SF3B1 mutation is considered a founder clone, however we observed 2 patients in which the mutation arose during disease evolution. The first patient was a 74-year-old man who was diagnosed with MDS-EB with trisomy 8 and

      [Paragraph-level] PMCID: PMC10015977 Section: RESULTS PassageIndex: 24

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the acquisition of the SF3B1 R625C, K700E, and SETBP1 E862K mutations during disease evolution, indicating their role in tumor development and progression in the context of MDS-EB transforming to AML. Functional: The mention of the SF3B1 mutations leading to changes in bone marrow morphology, such as the appearance of ring sideroblasts, suggests that these variants alter molecular or biochemical function related to the disease.

      Gene→Variant (gene-first): 26040:E862K 23451:K700E 23451:R625C

      Genes: 26040 23451

      Variants: E862K K700E R625C

    2. Using rMATS, we identified the five most frequent types of alternative splicing events (alternative 5' splice site, A5SS; alternative 3' splice site, A3SS; mutually exclusive exon, MXE; retained intron, RI and skipped ex

      [Paragraph-level] PMCID: PMC10015977 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the impact of the SF3B1 K700E variant on alternative splicing events, indicating that it alters molecular function related to splicing and gene expression. Oncogenic: The SF3B1 K700E variant is associated with mutated myelodysplastic syndromes (MDS), suggesting its role in tumor development or progression.

      Gene→Variant (gene-first): 23451:K700E

      Genes: 23451

      Variants: K700E

    1. PIK3CA encodes the p110alpha catalytic subunit of the phosphoinositide-3-kinase heterodimer. Upon activation, PI3K phosphorylates phosphatidylinositol-4,5-bisphosphate (PIP2) at the third position, generating PIP3. PIP3

      [Paragraph-level] PMCID: PMC3542862 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how mutations at amino acids p.Glu542 and p.His1047 increase intracellular AKT phosphorylation, indicating an alteration in molecular function related to AKT activation. Oncogenic: The mention of increased AKT phosphorylation due to the H1047R mutation suggests that this somatic variant contributes to tumor development or progression by promoting cellular processes such as survival and proliferation.

      Gene→Variant (gene-first): 5290:H1047R 5290:p.Glu542 5290:p.His1047

      Genes: 5290

      Variants: H1047R p.Glu542 p.His1047

    2. To provide additional evidence for pathogenic PI3K somatic mutations in macrodactyly, exons 2, 10 and 21 were amplified from DNA extracted from the affected tissue of seven additional unrelated macrodactyly patients as w

      [Paragraph-level] PMCID: PMC3542862 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses somatic mutations in the PIK3CA gene, specifically mentioning that the E542K, H1047R, and H1047L mutations are known gain-of-function mutations frequently mutated in cancer, indicating their contribution to tumor development or progression. Functional: The passage notes that the mutations E542K and H1047 (both H1047R and H1047L) are located in the helical and kinase domains of the PI3K protein, which are known hotspots for somatic gain-of-function mutations, suggesting that these variants alter the molecular function of the protein.

      Gene→Variant (gene-first): 5290:E542K 5290:H1047L 5290:H1047R 5163:R115P 5290:p.Glu542 5290:p.His1047

      Genes: 5290 5163

      Variants: E542K H1047L H1047R R115P p.Glu542 p.His1047

    1. Four additional K-Ras mutations (Leu19Phe (1 out of 106 tumours), Lys117Asn (1 out of 106), Ala146Thr (7 out of 106) and Arg164Gln (1 out of 106)) were identified. Lys117Asn and Ala146Thr had phenotypes similar to the ho

      [Paragraph-level] PMCID: PMC2837563 Section: ABSTRACT PassageIndex: 6

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses K-Ras mutations identified in tumors, indicating that these variants contribute to tumor development or progression, particularly with reference to their phenotypes in the context of cancer. Functional: The passage describes the phenotypic effects of the K-Ras mutations, suggesting that they alter molecular or biochemical function, as evidenced by the comparison of their phenotypes to hotspot mutations and wild-type K-Ras.

      Gene→Variant (gene-first): 3845:Ala146Thr 3845:Arg164Gln 3845:Leu19Phe 3845:Lys117Asn

      Genes: 3845

      Variants: Ala146Thr Arg164Gln Leu19Phe Lys117Asn

    1. We investigated whether the above large-scale patterns characterize all KRAS, HRAS and NRAS hotspot variants, by projecting the amino acid substitutions at G12, G13 and Q61 and observed an overall similar pattern, but wi

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 20

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how specific amino acid substitutions at G12, G13, and Q61 alter biochemical properties and mechanisms across RAS proteins, indicating a change in molecular function related to GTP hydrolysis and downstream signaling. Oncogenic: The mention of hotspot variants and their clustering patterns suggests that these somatic variants contribute to tumor development or progression, particularly in the context of their distinct biochemical properties and disease incidence.

      Gene→Variant (gene-first): 3845:G12 3845:G13 3845:Q61

      Genes: 3845

      Variants: G12 G13 Q61

    2. To visualize the relative changes in GAP-mediated hydrolysis and RAF affinity across all 935 RAS family variants, we extended PHATE to 2D and followed a similar procedure as above. 2D PHATE for GAP-mediated hydrolysis (F

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how different KRAS mutations, including G12C/D and G12D, affect downstream activity and enzyme function, as demonstrated by Western blot analyses measuring pERK levels. Oncogenic: The mention of KRAS hotspot variants and their distinct effects on downstream signaling suggests that these somatic mutations contribute to tumor development or progression.

      Gene→Variant (gene-first): 3845:G12 3845:G12C 3845:G12C/D 3845:G12D 3845:G13 3845:Q61

      Genes: 3845

      Variants: G12 G12C G12C/D G12D G13 Q61

    3. Additionally, we predicted relative RAF affinity changes for amino acid substitutions lacking experimental measurements (15 out of 23; Fig. 4B). These include G12S, which we predict has a decreased RAF affinity like othe

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how specific amino acid substitutions affect RAF affinity, indicating that these variants alter molecular function related to protein interactions. Predictive: The passage predicts changes in RAF affinity for various variants, suggesting a correlation with potential therapeutic responses or resistance based on their affinity levels.

      Gene→Variant (gene-first): 3265:A146V 673:A18D 3265:A59T 3845:G12 3845:G12S 3845:G13C 3265:G13V 3845:K117N 3845:L19F 3845:Q22K 3845:Q61H 3845:Q61P 4893:Q61R 3845:R164Q 22882:T74P

      Genes: 3265 673 3845 4893 22882

      Variants: A146V A18D A59T G12 G12S G13C G13V K117N L19F Q22K Q61H Q61P Q61R R164Q T74P

    4. We investigated how the 23 KRAS variants change RAF affinity by first identifying the computational scores exhibiting strongest associations with this property (Fig. 4), all of which were from 3D structure and emphasize

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the KRAS variants alter RAF affinity, indicating that these variants affect molecular function, specifically in relation to protein interactions and binding properties. Oncogenic: The context of the variants being associated with RAF affinity suggests a role in tumor development or progression, as RAF is a key component in signaling pathways that drive cancer.

      Gene→Variant (gene-first): 3845:A146T 3265:A146V 673:A18D 3265:A59T 3845:G12C 3845:G12C/D 3845:G12R 3845:G13C/D 3265:G13V 3845:K117N 3845:L19F 3845:Q22K 3845:Q61H/L 3845:Q61P 4893:Q61R 3845:R164Q 22882:T74P 22882:V/A

      Genes: 3845 3265 673 4893 22882

      Variants: A146T A146V A18D A59T G12C G12C/D G12R G13C/D G13V K117N L19F Q22K Q61H/L Q61P Q61R R164Q T74P V/A

    5. In our second approach, we used PHATE dimensionality reduction to score overall similarities among the 935 variants from 7 RAS genes. We performed 1D PHATE (PHATE1) analysis of the 5 computational scores that correlated

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Functional, Predictive, Oncogenic

      Justification: Functional: The passage discusses how mutated KRAS proteins may alter GAP binding and change GAP-mediated hydrolysis rates, indicating that the variants affect molecular function. Predictive: The analysis provides a probability density distribution and suggests that the variants can predict relative levels for mutations based on their GAP-mediated hydrolysis rates, indicating a correlation with functional outcomes. Oncogenic: The context of the variants being associated with cancer and their effects on GAP-mediated hydrolysis suggests that these somatic variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 3845:A146T 3265:A146V 673:A18D 3265:A59T 3845:G12A/R 3845:G12D 3845:G12S 3845:G13C 3845:G13D 3265:G13V 3845:K117N 3845:L19F 3845:Q22K 3845:Q61H 22882:T74P

      Genes: 3845 3265 673 22882

      Variants: A146T A146V A18D A59T G12A/R G12D G12S G13C G13D G13V K117N L19F Q22K Q61H T74P

    6. In our first approach, we examined patterns among five computational scores (one protein sequence and four 3D structure-based scores) that correlate with the GAP-mediated hydrolysis rate (Fig. 3A and B). All four structu

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how mutations, including G13C, A146V, K117N, and G13V, alter local stability and modulate local unfolding, indicating a change in molecular function related to the hydrolysis rate.

      Gene→Variant (gene-first): 3265:A146V 3845:G13C 3265:G13V 3845:K117N

      Genes: 3265 3845

      Variants: A146V G13C G13V K117N

    7. Because genetic variation outside of classic somatic hotspots has received relatively little attention, we next sought to quantify similarities among them by combining information across different experimental measuremen

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional, Diagnostic

      Justification: Functional: The passage discusses how various KRAS variants, including both hotspot and non-hotspot mutations, exhibit distinct profiles and behaviors based on experimental measurements, indicating that these variants alter molecular or biochemical function. Diagnostic: The mention of clustering variants and their association with specific profiles suggests that these variants can be used to classify or define differences in behavior, which aligns with diagnostic evidence.

      Gene→Variant (gene-first): 3845:A146T 3845:A146T/V 3265:A59T 3845:G12A/R 3845:G12A/R/S 3845:G12V/D 3845:G13C 3845:G13V/D 673:K177N 3845:L19F 3845:Q22K 3845:Q61 3845:Q61H 3845:Q61L/P 3845:R164Q 22882:T74P

      Genes: 3845 3265 673 22882

      Variants: A146T A146T/V A59T G12A/R G12A/R/S G12V/D G13C G13V/D K177N L19F Q22K Q61 Q61H Q61L/P R164Q T74P

    8. We developed a harmonized dataset for rapidly assessing mutational effects on the biochemical properties of the GTPase encoded by KRAS. We collected, processed, and categorized data derived from studying 23 KRAS hotspot

      [Paragraph-level] PMCID: PMC8688876 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how various KRAS variants, including G12, G12V, G13, Q61, and T74, affect biochemical properties such as GTP binding, nucleotide exchange, and hydrolysis, indicating that these variants alter molecular or biochemical function.

      Gene→Variant (gene-first): 3845:G12 3845:G12V 3845:G13 3845:Q61 22882:T74

      Genes: 3845 22882

      Variants: G12 G12V G13 Q61 T74

    1. TNBC cell lines (MDA-MB-231 and MDA-MB-468) with PIK3CA gene mutations (E545K and H1047R regions) and overexpression were established by transfection. NOD/SCID mice were used for in vivo experiments. Epirubicin was used

      [Paragraph-level] PMCID: PMC8033310 Section: ABSTRACT PassageIndex: 4

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the establishment of TNBC cell lines with PIK3CA gene mutations (E545K and H1047R) and their use in in vivo experiments, indicating that these somatic variants contribute to tumor development or progression. Functional: The passage mentions the use of various assays (e.g., western blot, quantitative reverse transcription-polymerase chain reaction) to detect gene and protein expression levels, suggesting that the variants may alter molecular or biochemical function.

      Gene→Variant (gene-first): 5290:E545K 5290:H1047R

      Genes: 5290

      Variants: E545K H1047R

    1. In the TAS6417 structure, the tricyclic core of the inhibitor forms dual hydrogen bonds to the kinase hinge, and the acrylamide forms the expected covalent bond with C797 (Fig. 4F). The quinoline substituent extends into

      [Paragraph-level] PMCID: PMC11551396 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variant C797 interacts with the inhibitor at a molecular level, specifically forming covalent bonds and influencing the binding interactions within the kinase structure.

      Gene→Variant (gene-first): 1956:C797 1956:T790

      Genes: 1956

      Variants: C797 T790

    2. The core of TAK-788, which is identical to osimertinib, binds in essentially the same manner as osimertinib and the additional isopropyl ester of TAK-788 extends into the back pocket alongside the gatekeeper T790 and sim

      [Paragraph-level] PMCID: PMC11551396 Section: RESULTS PassageIndex: 17

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the variant T790 interacts with the drug TAK-788, specifically mentioning hydrogen bonding and binding modes, indicating an alteration in molecular function. Predictive: The mention of TAK-788 binding to T790 suggests a correlation with therapeutic response, as it implies that the presence of T790 may influence the effectiveness of the treatment.

      Gene→Variant (gene-first): 1956:T790

      Genes: 1956

      Variants: T790

    3. Poziotinib is an anilinoquinazoline inhibitor and binds in the manner expected for this compound class, with a single hydrogen bond to the hinge region, and the halogen-substituted aniline group in the back pocket adjace

      [Paragraph-level] PMCID: PMC11551396 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the C797 variant forms a covalent bond with the inhibitor, indicating an alteration in molecular function related to drug binding. Oncogenic: The T790M and V948R variants are described in the context of adopting an inactive kinase conformation, which suggests their role in tumor progression or development.

      Gene→Variant (gene-first): 1956:C797 1956:T790M 1956:V948R

      Genes: 1956

      Variants: C797 T790M V948R

    4. We measured the biochemical potencies of a diverse panel of EGFR inhibitors against insASV, insSVD, and insNPG exon 20 insertion mutants and for comparison against WT EGFR and the L858R and L858R/T790M point mutants. Inh

      [Paragraph-level] PMCID: PMC11551396 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the measurement of biochemical potencies of EGFR inhibitors against specific mutants, including L858R and L858R/T790M, indicating a correlation with response to therapy. Functional: The passage describes the use of recombinant EGFR kinase proteins in assays to evaluate the biochemical activity of inhibitors, which implies that the variants may alter molecular function.

      Gene→Variant (gene-first): 1956:L858R 1956:T790M

      Genes: 1956

      Variants: L858R T790M

    5. We used a coupled enzyme assay to determine enzyme kinetic parameters for these exon 20 insertions, as well as for WT, L858R, and L858R/T790M EGFR for comparison. This well-established continuous assay employs pyruvate k

      [Paragraph-level] PMCID: PMC11551396 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses enzyme kinetic parameters and catalytic efficiencies of the L858R variant and other variants, indicating that these variants alter molecular function as demonstrated by the enzyme assays.

      Gene→Variant (gene-first): 7294:Glu4 1956:L858R 1956:T790M

      Genes: 7294 1956

      Variants: Glu4 L858R T790M

    1. After transfection, the cells were allowed to grow for 24 h and then lysed. The level of EGFR-mCherry and wild-type and S310F HER2-eGFP in the cell lysate was determined by measuring the fluorescence intensity. After a c

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the S310F variant of HER2 interacts with EGFR and compares its efficiency to wild-type HER2, indicating an alteration in molecular function.

      Gene→Variant (gene-first): 2064:S310F

      Genes: 2064

      Variants: S310F

    2. Single molecule interaction analysis was performed to determine whether the S310F HER mutant formed a heterodimer with the EGFR. We constructed a bicistronic mammalian expression vector encoding EGFR-mCherry and S310F HE

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the interaction of the S310F HER2 mutant with EGFR and its altered reactivity to specific antibodies, indicating a change in molecular function. Oncogenic: The S310F HER2 variant is implicated in altered interactions that may contribute to tumor development or progression, as suggested by the context of the study involving cancer-related proteins.

      Gene→Variant (gene-first): 2064:S310F

      Genes: 2064

      Variants: S310F

    3. 3.4. Single-Molecular Interaction Analysis Demonstrated That the S310F HER2 Mutant Formed Heterodimers with the EGFR

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional

      Justification: Functional: The passage indicates that the S310F variant alters the molecular interaction by forming heterodimers with EGFR, suggesting a change in biochemical function.

      Gene→Variant (gene-first): 2064:S310F

      Genes: 2064

      Variants: S310F

    4. To confirm the expression of the S310F HER2 mutant in 5637 cells, we used immunoprecipitation experiments. We hypothesized that if the cells expressed the S310F HER2 mutant, it would not be immunoprecipitated by pertuzum

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the expression of the S310F HER2 mutant and its interaction with pertuzumab, indicating that the variant alters the molecular function of HER2 in terms of immunoprecipitation. Oncogenic: The S310F variant is described in the context of its expression in cancer cell lines, suggesting that it may contribute to tumor development or progression.

      Gene→Variant (gene-first): 2064:S310F

      Genes: 2064

      Variants: S310F

    5. We searched literatures to identify a human cell line expressing the S310F mutant and found that bladder cancer cell line 5637 expressed the mutant. To test the allelic expression of the S310F HER2 mutant in the 5637 cel

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the expression and detection of the S310F HER2 mutant in a bladder cancer cell line, indicating that the variant alters the molecular function of the HER2 protein as it is being analyzed for its presence on the cell surface. Oncogenic: The S310F variant is discussed in the context of a bladder cancer cell line, suggesting that it may contribute to tumor development or progression, which aligns with the definition of an oncogenic variant.

      Gene→Variant (gene-first): 2064:S310 2064:S310F

      Genes: 2064

      Variants: S310 S310F

    6. A construct encoding the S310F HER2 extracellular domain fused to a human Fc domain of immunoglobulin heavy chain was prepared and cloned into a mammalian expression vector. For comparison, the expression vectors encodin

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the binding interactions of various HER2 mutants with the antibodies pertuzumab and trastuzumab, indicating their response to these therapies. Functional: The passage describes the preparation and purification of recombinant fusion proteins and their binding characteristics, which suggests alterations in molecular function related to the HER2 mutants.

      Gene→Variant (gene-first): 2064:G309 2064:G309A 2064:G309E 2064:S309A 2064:S310 2064:S310F 2064:S310Y

      Genes: 2064

      Variants: G309 G309A G309E S309A S310 S310F S310Y

    7. 3.1. The Recombinant S310F Mutant Is Not Reactive to Pertuzumab but Binds to Trastuzumab

      [Paragraph-level] PMCID: PMC6843359 Section: RESULTS PassageIndex: 2

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage indicates that the S310F mutant is not reactive to Pertuzumab, suggesting a correlation with resistance to this specific therapy. Functional: The passage discusses the binding characteristics of the S310F mutant, indicating an alteration in molecular function related to its interaction with Trastuzumab.

      Gene→Variant (gene-first): 2064:S310F

      Genes: 2064

      Variants: S310F

    1. The exquisite sensitivity to 2nd generation EGFR TKIs was confirmed at the biochemical level. In Western blot experiments, the phosphorylated form of EGFR was readily inhibited by 10 nM and higher doses of dacomitinib in

      [Paragraph-level] PMCID: PMC8700411 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the sensitivity of the V769dupASV variant to 2nd generation EGFR TKIs, indicating a correlation with response to therapy. Functional: The variant V769dupASV is shown to alter the biochemical function of EGFR, as evidenced by the differing levels of inhibition of phosphorylated EGFR in response to dacomitinib.

      Gene→Variant (gene-first): 1956:V769dupASV

      Genes: 1956

      Variants: V769dupASV

    1. Some of the differences between the effects of tested inhibitors on activating FGFR variants (Figure 6) are consistent with observations from structural studies. Based on the crystal structure of FGFR1 KD V561M, the inte

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 33

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the expected efficacy of the JNJ42756493 inhibitor towards the FGFR3 V555M variant, indicating a correlation with response to therapy based on structural interactions. Functional: The passage mentions the interactions of inhibitors within the ATP-binding pocket of the FGFR1 KD V561M variant, suggesting that the variant alters molecular function related to drug binding and efficacy.

      Gene→Variant (gene-first): 2261:V555M 2260:V561M

      Genes: 2261 2260

      Variants: V555M V561M

    2. The impact of each mutation on drug binding is expressed as a fold-difference in Ki compared to the FGFR3 KD WT (Figure 6C). Highly activating R669G and, in particular, hotspot mutation K650E had moderate effects on the

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 31

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses how specific mutations, such as K650E, N540K, N540S, and V555M, affect the efficacy of various inhibitors, indicating a correlation with resistance or sensitivity to therapy. Functional: The passage describes how mutations like I538V and V555M alter the binding affinity and efficacy of inhibitors, which reflects changes in molecular function related to drug interactions.

      Gene→Variant (gene-first): 2263:I538 2263:I538V 2261:K650E 2261:N540 2261:N540K 2261:N540S 2261:R669G 2261:V555M

      Genes: 2263 2261

      Variants: I538 I538V K650E N540 N540K N540S R669G V555M

    3. We performed measurements of Ki for AZD4547, BGJ-398, TKI258, JNJ42756493 and AP24534 using purified FGFR3 KD WT and variants R669G, K650E, N540S, N540K, V555M and I538V (Figure 6, Supplementary Table S3). Ki values for

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 30

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the Ki values of various FGFR3 variants in response to specific inhibitors, indicating a correlation between the variants and their sensitivity to therapy. Functional: The mention of mutations affecting the ATP binding pocket and potential allosteric effects suggests that these variants alter the molecular function of the FGFR3 protein.

      Gene→Variant (gene-first): 2263:I538V 2261:K650E 2261:N540K 2261:N540S 2261:R669G 2261:V555M

      Genes: 2263 2261

      Variants: I538V K650E N540K N540S R669G V555M

    4. JNJ42756493 occupies the ATP-binding cleft of FGFR1 largely as expected on the basis of previous complexes between FGFR1 and other type-I inhibitors (e. g. BJG-398, AZD4547, PD173074 and TKI258) and where the activation

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 27

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants D641, L630, and V561 are involved in the binding interactions of the drug JNJ42756493 with FGFR1, indicating that these variants alter molecular interactions and contribute to the binding strength and specificity of the drug.

      Gene→Variant (gene-first): 2260:D641 2260:L630 2260:V561

      Genes: 2260

      Variants: D641 L630 V561

    5. Previous structural studies of FGFR2 KD highlighted a long-range allosteric communication linking the kinase hinge, the alphaC-helix and the A-loop. It was also illustrated that some A-loop mutations (such as FGFR3 K650E

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 24

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the K650E, R675G, and R669G mutations alter the allosteric communication and molecular interactions within the FGFR kinases, indicating a change in molecular function. Oncogenic: The mention of mutations that force an active conformation and alter the position of the alphaC-helix suggests that these variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 2261:K650E 2261:R669G 2260:R675 2260:R675G

      Genes: 2261 2260

      Variants: K650E R669G R675 R675G

    6. To gain further insight into the activation mechanism of the R669G mutation in FGFR3, we performed NMR studies in which we compared the backbone amide chemical shift perturbations (CSPs) associated with the R669G mutatio

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 23

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the R669G mutation alters molecular interactions and conformational changes in the FGFR3 protein, indicating an alteration in biochemical function.

      Gene→Variant (gene-first): 2261:R669G

      Genes: 2261

      Variants: R669G

    7. Comparison of this new FGFR1 R675G KD structure (Figure 4C, top) with inactive (apo) FGFR1 KD (PDB: 4UWY) and active, FGFR1-3P (pdb 3GQI) (Figure 4C, bottom) structures shows that FGFR1 R675G KD differs from the inactive

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 22

      Evidence Type(s): Functional

      Justification: Functional: The passage describes how the R675G variant alters the molecular interactions and conformation of the FGFR1 kinase domain, indicating a change in biochemical function.

      Gene→Variant (gene-first): 2261:H650 2260:R675 2260:R675G 2263:Y653

      Genes: 2261 2260 2263

      Variants: H650 R675 R675G Y653

    8. The residue corresponding to R669 in FGFR3 is conserved and also mutated in all other FGFRs in cancer as well as in FGFR2 in bone dysplasia (Supplementary Table S1). To assess the mechanism that underpins activation, we

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 21

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the R to G replacement and its impact on the activity of the FGFR1 KD variant, indicating that the variant alters molecular function. Oncogenic: The mention of the R669 and R675G variants being mutated in cancer suggests their contribution to tumor development or progression.

      Gene→Variant (gene-first): 2260:R to G 2261:R669 2260:R675G

      Genes: 2260 2261

      Variants: R to G R669 R675G

    9. Activation mechanism of FGFR3 R669G mutation

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 20

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the activation mechanism of the FGFR3 R669G mutation, indicating that it alters molecular or biochemical function.

      Gene→Variant (gene-first): 2261:R669G

      Genes: 2261

      Variants: R669G

    10. Comparison of our experimental data (Figure 2) with the assessments obtained using bioinformatics tools (Supplementary Table S1B and S1C) suggests that considering multiple methods together can provide insight into the i

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the variants E466K, D617G, and G637W are predicted to reduce protein production or completely inactivate the kinase, indicating an alteration in molecular function. Oncogenic: The mention of R669 being within an identified cluster of observed A-loop cancer mutations suggests that it contributes to tumor development or progression.

      Gene→Variant (gene-first): 2261:D617G 2263:E466K 2260:G637W 2261:R669

      Genes: 2261 2263 2260

      Variants: D617G E466K G637W R669

    11. Analysis of the FGFR3 R669G NIH3T3 cell line has shown that despite low expression levels, downstream signaling appeared to be enhanced as well as FGFR3 phosphorylation (Figure 4A).

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the R669G variant alters downstream signaling and FGFR3 phosphorylation, indicating a change in molecular function.

      Gene→Variant (gene-first): 2261:R669G

      Genes: 2261

      Variants: R669G

    12. It could be expected that some mutations that map to the KD do not affect kinase activity directly as measured under conditions in vitro. In particular, the hotspot G697C mutation which does not have an effect in such as

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 17

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the G697C mutation does not affect kinase activity directly as measured in vitro, indicating that it alters molecular function, specifically FGFR3 function, which can only be detected in a cellular setting. Oncogenic: The comparison of the FGFR3 G697C cell line with those expressing K650E and N540K shows that G697C does not lead to a transformed phenotype or anchorage-independent growth, suggesting it does not contribute to tumor development or progression like the other variants.

      Gene→Variant (gene-first): 2261:G697C 2261:K650E 2261:N540K

      Genes: 2261

      Variants: G697C K650E N540K

    13. From these direct measurements of kinase activity it seems that a considerable number of mutations reported so far result in kinase activation to some degree and that replacements that cause activation are not limited to

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 16

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the K650E variant alters kinase activity, indicating a change in molecular function related to activation. Oncogenic: The mention of the K650E variant in the context of kinase activation suggests its potential role in tumor development or progression.

      Gene→Variant (gene-first): 2261:K650E

      Genes: 2261

      Variants: K650E

    14. Two mutations, D617G and G637W, completely abolished kinase activity (Figure 2A and 2B, bottom panel). Both residues are strongly conserved among protein kinases and some of the replacements of these residues in various

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the mutations D617G and G637W abolish kinase activity, indicating that these variants alter the molecular function of the protein. Oncogenic: The passage mentions that the importance of these inactivating mutations for cancer development remains unclear, suggesting a potential role in tumor development or progression.

      Gene→Variant (gene-first): 2261:D617 2261:D617G 2261:G to W 2260:G637 2260:G637W

      Genes: 2261 2260

      Variants: D617 D617G G to W G637 G637W

    15. Twelve out of 26 analyzed mutations had very little or no effect on FGFR3 KD activity (Figure 2A and 2B, bottom panel). The number of observations in cancer for most of these mutations is low with the exception of G697C

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the effect of the G697C mutation on FGFR3 KD activity, indicating that it alters molecular function. Oncogenic: The mention of G697C as one of the hotspots suggests its potential role in tumor development or progression, which aligns with oncogenic behavior.

      Gene→Variant (gene-first): 2261:G697C

      Genes: 2261

      Variants: G697C

    16. Several other mutations, including V555M, D641G and D641N resulted in an increase of auto-phosphorylation up to 7-fold (Figure 2A) and a similar increase in substrate phosphorylation (Figure 2B, middle panel). The V555M

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The V555M mutation is described as an acquired resistance mutation to an FGFR inhibitor, indicating a correlation with resistance to therapy. Functional: The passage discusses how the mutations, including V555M, D641G, and D641N, resulted in an increase in auto-phosphorylation and substrate phosphorylation, indicating an alteration in molecular function.

      Gene→Variant (gene-first): 2260:D641G 2260:D641N 2261:V555 2261:V555M

      Genes: 2260 2261

      Variants: D641G D641N V555 V555M

    17. Isolated FGFR KDs undergo auto-phosphorylation on several tyrosine residues and this property correlates well with the kinase activity towards natural and synthetic substrates. We used purified proteins of 26 FGFR3 KD va

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how different mutations in FGFR3 KD variants affect auto-phosphorylation and kinase activity, indicating that these variants alter molecular function. Oncogenic: The context of the passage suggests that the mutations contribute to tumor development or progression by enhancing kinase activity, which is a characteristic of oncogenic variants.

      Gene→Variant (gene-first): 2263:I538V 2261:K650E 2261:K650N 2261:N540K 2261:N540S 2261:R669G 2261:R669Q

      Genes: 2263 2261

      Variants: I538V K650E K650N N540K N540S R669G R669Q

    18. The number of cancer mutations in FGFR KDs that have been comprehensively assessed for their functional impact is limited, with the most emphasis being on replacements at positions corresponding to FGFR3 K650 and mutatio

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses the functional impact of mutations at positions FGFR3 K650 and N540K, indicating that these variants are assessed for their effect on kinase activity.

      Gene→Variant (gene-first): 2261:K650 2261:N540K

      Genes: 2261

      Variants: K650 N540K

    19. The intracellular portion (residues 397-806 for FGFR3) comprises the juxtamembrane region, KD and C-terminal regions. The number of observed mutations at each residue within the intracellular portion of FGFR3 was compile

      [Paragraph-level] PMCID: PMC5029699 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses frequently mutated positions in FGFR3, specifically K650, G697, and N540, indicating their involvement in cancer, which suggests they contribute to tumor development or progression. Functional: The passage describes the specific amino acid replacements at the mutated positions, indicating alterations in molecular function related to FGFR3, which can affect its activity in cancer.

      Gene→Variant (gene-first): 2261:G697 2261:G697C 2261:K650 2261:N540

      Genes: 2261

      Variants: G697 G697C K650 N540

    1. To elucidate the functional consequences of ETV6 alterations, we performed luciferase reporter assays using an ETV6-responsive reporter construct (pGL2-754TR) derived from the stromelysin-1 gene. In line with the role of

      [Paragraph-level] PMCID: PMC3244026 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional, Diagnostic

      Justification: Functional: The passage discusses how the ETV6 mutants (V345fs, N356fs, Y103fs, S105fs) are functionally inactive and lack transcriptional repression activity, indicating that these variants alter molecular function. Diagnostic: The passage mentions that ETV6-mutated cases have a characteristic gene expression signature and that all ETV6 mutant T-ALL samples were CD33 positive, suggesting that these variants are associated with a specific disease subtype.

      Gene→Variant (gene-first): 2120:N356fs 2120:S105fs 2120:V345fs 2120:Y103fs

      Genes: 2120

      Variants: N356fs S105fs V345fs Y103fs

    2. The ETV6 tumor suppressor gene is frequently translocated in lymphoid and myeloid hematopoietic tumors and encodes a transcriptional repressor with an N-terminal pointed (PNT) homodimerization domain and a C-terminal ETS

      [Paragraph-level] PMCID: PMC3244026 Section: RESULTS PassageIndex: 8

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage describes how N-terminal and C-terminal truncating mutations in the ETV6 gene alter the expression of truncated protein products, indicating a change in molecular function. Oncogenic: The context of the mutations being associated with hematopoietic tumors suggests that these somatic variants contribute to tumor development or progression.

      Gene→Variant (gene-first): 2120:N356fs 2120:S105fs 2120:V345fs 2120:Y103fs

      Genes: 2120

      Variants: N356fs S105fs V345fs Y103fs

    1. Routine diagnostic testing by Sanger sequencing and multiplex ligation-dependent probe amplification (MLPA) for a germline VHL variant showed no abnormality, and after informed written consent, the proband and her parent

      [Paragraph-level] PMCID: PMC9402235 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Diagnostic, Functional

      Justification: Diagnostic: The passage discusses the identification of a de novo missense variant in ELOC and its validation in the proband, indicating its potential role in defining or confirming a genetic condition. Functional: The passage describes the critical role of the Tyr79 residue in forming a hydrogen bond within the pVHL alpha domain, suggesting that the variant alters molecular function.

      Gene→Variant (gene-first): 3091:Tyr79 3091:Y79 3091:c.236A>G 3091:p.Tyr79Cys

      Genes: 3091

      Variants: Tyr79 Y79 c.236A>G p.Tyr79Cys

    1. Activation of p110beta/p85alpha-nicSH2 and p110delta/p85alpha-nicSH2 complexes by phosphopeptide also induces lipid binding (Figure 5a). This is in agreement with the recent report for p110delta in a complex with full-le

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 24

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variant H1047L alters the lipid binding capabilities of the p110alpha isoform, indicating a change in molecular function.

      Gene→Variant (gene-first): 5290:H1047 5290:H1047L

      Genes: 5290

      Variants: H1047 H1047L

    2. The p85alpha nSH2 does not contact the lipid binding elements in the kinase C-lobe (Figure 4a) but appears to control their access to membrane (Figure 3f-j). This suggests the activation mechanism by nSH2 to be allosteri

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 22

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the H1047R variant leads to a global conformational change in the p110alpha/p85alpha structure, suggesting that it alters molecular function and potentially impacts activity. Oncogenic: The context implies that the H1047R variant contributes to tumor development or progression through its role in altering the conformational dynamics of the kinase, which is relevant in cancer biology.

      Gene→Variant (gene-first): 5290:H1047R

      Genes: 5290

      Variants: H1047R

    3. For non-kinase domain mutants, the nature of the effects of hydrophobicity is not immediately obvious. Disruption of the C2-iSH2 (C420R and p85alpha-N564D) or the C2/helical-nSH2 contacts (E545K) could expose hydrophobic

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 20

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants C420R and N564D alter the molecular interactions within the C2 domain, suggesting changes in lipid binding capabilities, which indicates an alteration in biochemical function.

      Gene→Variant (gene-first): 5290:C420 5290:C420R 5290:E545K 5295:N345 5295:N564 5295:N564D

      Genes: 5290 5295

      Variants: C420 C420R E545K N345 N564 N564D

    4. Despite their different chemical properties, the kinase domain mutants, H1047L, H1047R and G1049R, exhibit similarly high levels of hydrophobic binding to neutral lipids, and electrostatic binding to PS/PtdIns(4,5)P2-con

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 19

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the variants G1049R, H1047L, and H1047R alter binding properties to lipids, indicating a change in molecular function related to lipid binding upon activation.

      Gene→Variant (gene-first): 5290:G1049R 5290:H1047L 5290:H1047R

      Genes: 5290

      Variants: G1049R H1047L H1047R

    5. There is a pattern correlating the location of the mutations with their hydrophobic component of lipid binding (Figure 3j): non-kinase domain mutants (C420R, E545K and p85alpha-N564D) display high levels of hydrophobic i

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the mutations (C420R, E545K, and N564D) alter the hydrophobic interaction with neutral lipids, indicating a change in molecular function related to lipid binding.

      Gene→Variant (gene-first): 5290:C420R 5290:E545K 5295:N564D

      Genes: 5290 5295

      Variants: C420R E545K N564D

    6. Overall, there is a strong correlation between lipid kinase activity and lipid binding (Figure 3i,j, total lipid binding on Fc4 is shown in Supplementary Figure S3), underscoring enhanced lipid binding as a general mecha

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 17

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the E545K variant alters lipid kinase activity and lipid binding, indicating a change in molecular function.

      Gene→Variant (gene-first): 5290:E545K

      Genes: 5290

      Variants: E545K

    7. Using PtdIns(4,5)P2-containing liposomes, no kinase activity could be detected for three engineered kinase domain mutants: (i) the activation loop mutant R949D, (ii) the kinase helix kalpha12 deletion mutant (Deltacterm)

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the K942Q and R949D variants alter molecular function, specifically their effects on kinase activity and lipid binding, indicating changes in biochemical properties.

      Gene→Variant (gene-first): 5294:K942Q 5294:R949D

      Genes: 5294

      Variants: K942Q R949D

    8. To test whether lipid binding forms the basis of p110 activation, we compared lipid kinase with lipid binding activities for three sets of p110alpha/p85alpha complexes: SH2 deletions in p85alpha, engineered mutations in

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses the D915N mutation in the context of its role in lipid binding and activation of p110alpha, indicating that it alters molecular function related to protein activity. Oncogenic: The mention of "cancer-linked mutations" suggests that the D915N variant is associated with tumor development or progression, as it is discussed in the context of p110alpha, which is implicated in cancer.

      Gene→Variant (gene-first): 5290:D915N

      Genes: 5290

      Variants: D915N

    9. Deletion of helix kalpha12 in Vps34, p110beta and p110delta abrogated lipid kinase activity and lipid binding. This region is also of functional importance for p110alpha (see below). Deletion of kalpha12 in Vps34 and in

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the deletion of residues 1051-1068 alters the lipid kinase activity and ATPase activity of p110alpha, indicating a change in molecular function.

      Gene→Variant (gene-first): 5290:deletion of residues 1051-1068

      Genes: 5290

      Variants: deletion of residues 1051-1068

    10. Our structure is for the WT p110alpha, but the kinase C-terminal tail more closely resembles those in the structures of the oncogenic mutant H1047R p110alpha/p85alpha-niSH2, than that in the WT apo p110alpha/p85alpha-iSH

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the oncogenic mutant H1047R p110alpha, indicating that this variant is associated with tumor development or progression, particularly in the context of its structural characteristics compared to the wild-type. Functional: The passage describes how the H1047R variant affects the conformation of the C-terminal tail and its interactions, suggesting alterations in molecular or biochemical function related to the protein's structure.

      Gene→Variant (gene-first): 5290:H1047R

      Genes: 5290

      Variants: H1047R

    11. A crystal structure of mouse WT p110alpha in complex with human p85alpha niSH2 fragment and the p110beta/p110delta selective inhibitor PIK-108 has been determined and refined to 3.5 A (Rwork/Rfree=0.184/0.228) (acronyms

      [Paragraph-level] PMCID: PMC3378484 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses key conserved activation loop residues K942 and R949 and their importance in recognizing the substrate, indicating that these variants alter molecular function related to substrate binding.

      Gene→Variant (gene-first): 5294:K942 5294:R949

      Genes: 5294

      Variants: K942 R949

    1. Unlike the mutations discussed above, the models of the moderately resistant D835H mutation based each of the two template structures differ from each other. We assume the model based on the quizartinib template is more

      [Paragraph-level] PMCID: PMC4675689 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the D835H mutation's resistance to type II inhibitors, indicating a correlation with treatment response and sensitivity to specific therapies. Functional: The passage describes how the D835H mutation alters the binding mode and hydrogen bond formation, indicating a change in molecular function related to inhibitor interaction.

      Gene→Variant (gene-first): 2322:D835H

      Genes: 2322

      Variants: D835H

    2. The most highly resistant mutants (D835Y/V/I/F) are large and bulky hydrophobic amino acid residues. In addition to an inability to hydrogen bond with S838, these large side chains are predicted to be sterically incompat

      [Paragraph-level] PMCID: PMC4675689 Section: RESULTS PassageIndex: 6

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the D835Y/V variant alters molecular interactions and structural compatibility, indicating a change in biochemical function related to steric hindrance and hydrogen bonding. Oncogenic: The mention of "highly resistant mutants" suggests that the D835Y/V variant contributes to tumor development or progression by conferring resistance, which is characteristic of oncogenic behavior.

      Gene→Variant (gene-first): 2322:D835Y/V

      Genes: 2322

      Variants: D835Y/V

    3. The most sensitive mutants (D835E/N) are characterized by the predicted preservation of the hydrogen bond between D835 and S838 based on models utilizing both the apo and holo structures as templates. Side chains of the

      [Paragraph-level] PMCID: PMC4675689 Section: RESULTS PassageIndex: 5

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses how the D835E/N mutations alter molecular interactions, specifically the formation of hydrogen bonds and the conservation of the alpha-helix structure, which affects inhibitor binding. Predictive: The passage indicates that the D835E/N variants are associated with sensitivity to type II inhibitors, suggesting a correlation with treatment response.

      Gene→Variant (gene-first): 2322:D835 2322:D835E/N

      Genes: 2322

      Variants: D835 D835E/N

    4. It is not straightforward to rationalize the effect of mutations near or in the short alpha-helix on the distant drug-binding active site. Nevertheless, it has been suggested that the short alpha-helix, which is part of

      [Paragraph-level] PMCID: PMC4675689 Section: RESULTS PassageIndex: 4

      Evidence Type(s): Predictive, Functional

      Justification: Predictive: The passage discusses the correlation of D835 mutations with resistance to type II inhibitors, indicating a relationship between the variant and treatment response. Functional: The passage describes the impact of D835 mutations on the short alpha-helix and its potential effect on the drug-binding site, suggesting an alteration in molecular function related to drug interaction.

      Gene→Variant (gene-first): 2322:D835

      Genes: 2322

      Variants: D835

    5. Type II inhibitors bind to the conformation coupled to the DFG-out position of the kinase AL (residues 829-856 in FLT3). As previously noted, D835 is predicted to play a critical role in the stabilization of the DFG-out

      [Paragraph-level] PMCID: PMC4675689 Section: RESULTS PassageIndex: 3

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the D835 variant alters the molecular function of the kinase by stabilizing the DFG-out conformation and forming interactions that affect the structure of the alpha-helix.

      Gene→Variant (gene-first): 2322:D835

      Genes: 2322

      Variants: D835

    1. Recurrent genomic changes that evolved during venetoclax treatment were homozygous deletions affecting CDKN2A/B in three patients (C548, C577, C586) and BTG1 missense mutations in two cases (C577: p.Q36H; C789: p.E46K).

      [Paragraph-level] PMCID: PMC5820258 Section: RESULTS PassageIndex: 10

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses how damaging mutations in BTG1, including the p.Q36H and p.E46K variants, may provide a survival advantage to CLL cells under targeted BCL2-inhibition, indicating their contribution to tumor development or progression. Functional: The passage mentions that BTG1 has been shown to counteract cell proliferation, suggesting that the mutations may alter its molecular or biochemical function.

      Gene→Variant (gene-first): 7157:p.E46K 694:p.Q36H

      Genes: 7157 694

      Variants: p.E46K p.Q36H

    1. To further elucidate the function of the HER2V777L mutation in the HP mice tumor model, we then performed mass-spectrometry based phosphoproteomics on P and HP breast cancer organoids (Fig. 5C-5F). Organoids were prepare

      [Paragraph-level] PMCID: PMC10527017 Section: RESULTS PassageIndex: 18

      Evidence Type(s): Functional, Predictive

      Justification: Functional: The passage discusses the phosphorylation levels of proteins in relation to the HER2V777L mutation, indicating that the variant alters molecular function, specifically in signaling pathways related to cancer. Predictive: The mention of increased phosphorylation of annexin A2 being associated with drug resistance suggests a correlation between the HER2V777L variant and resistance to therapy.

      Gene→Variant (gene-first): 2064:V777L

      Genes: 2064

      Variants: V777L

    2. In order to characterize the mechanism causing the rapid breast cancer growth in HP mice, we measured protein phosphorylation using proteomics. We examined the key signaling pathways using the Human/Mouse AKT Pathway Pho

      [Paragraph-level] PMCID: PMC10527017 Section: RESULTS PassageIndex: 17

      Evidence Type(s): Functional, Oncogenic

      Justification: Functional: The passage discusses how the HER2V777L variant enhances cell proliferation by altering the phosphorylation of key proteins involved in the cell cycle, indicating a change in molecular function. Oncogenic: The evidence suggests that the HER2V777L variant contributes to tumor development and progression by promoting aggressive growth in the transgenic mouse model.

      Gene→Variant (gene-first): 2064:V777L

      Genes: 2064

      Variants: V777L

    3. We hypothesized that the HER2V777L mutation plays a vital role in metastatic breast cancer. To test this, H, P and HP mice were examined for metastasis to the lung or liver. Metastasis were not seen in HP mice likely bec

      [Paragraph-level] PMCID: PMC10527017 Section: RESULTS PassageIndex: 9

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses the HER2V777L mutation's role in metastatic breast cancer, indicating that it contributes to tumor development and progression, particularly in the context of lung metastasis observed in transgenic mice. Functional: The passage implies that the HER2V777L mutation alters the behavior of breast tumor cells, as evidenced by the invasive phenotype observed in vitro and the specific uptake of the NIR-trastuzumab imaging agent in tumor sites.

      Gene→Variant (gene-first): 2064:V777L

      Genes: 2064

      Variants: V777L

    4. We isolated breast organoids from WT, H, P, HP mice (Fig. 2A) in order to obtain an enriched epithelial cell population. To assess the cellular migration and invasion signature of HER2V777L and PIK3CAH1047R breast epithe

      [Paragraph-level] PMCID: PMC10527017 Section: RESULTS PassageIndex: 7

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The passage discusses how the combination of HP mutations, including HER2V777L, promotes cancer cell invasion and migration, indicating a role in tumor development or progression. Functional: The passage describes the effects of the HER2V777L variant on cellular migration and invasion, suggesting that it alters molecular or biochemical functions related to these processes.

      Gene→Variant (gene-first): 2064:V777L

      Genes: 2064

      Variants: V777L

    1. We then tried to study possible targets of EPHB4. We studied three EPHB4 downstream target genes by analysing the mRNA levels of: VEGF, c-RAF and CDK4 genes by qRt-PCR. All three of these genes showed significantly highe

      [Paragraph-level] PMCID: PMC7294133 Section: RESULTS PassageIndex: 15

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the EPHB4-V871I variant alters the expression levels of downstream target genes and affects the phosphorylation status of the ERK1-2 pathway, indicating a change in molecular function.

      Gene→Variant (gene-first): 2050:V871I

      Genes: 2050

      Variants: V871I

    2. EPHB4-V871I increases the expression of some target genes and enhance the phosphorylation of ERK1-2 pathway

      [Paragraph-level] PMCID: PMC7294133 Section: RESULTS PassageIndex: 14

      Evidence Type(s): Functional

      Justification: Functional: The variant V871I alters molecular function by increasing the expression of target genes and enhancing the phosphorylation of the ERK1-2 pathway.

      Gene→Variant (gene-first): 2050:V871I

      Genes: 2050

      Variants: V871I

    3. We further analysed the anchorage-independent growth of EPHB4-MUT by colony formation assay in soft agar. EPHB4-V871I showed an increased number of colonies compared with WT and EV in both cell lines (Figure 4B).

      [Paragraph-level] PMCID: PMC7294133 Section: RESULTS PassageIndex: 13

      Evidence Type(s): Oncogenic, Functional

      Justification: Oncogenic: The variant EPHB4-V871I is associated with increased anchorage-independent growth, indicating its contribution to tumor development or progression as demonstrated by the colony formation assay. Functional: The passage describes the effect of the EPHB4-V871I variant on cellular behavior, specifically its impact on colony formation, which suggests an alteration in molecular or biochemical function.

      Gene→Variant (gene-first): 2050:V871I

      Genes: 2050

      Variants: V871I

    4. We further analysed the migration properties of EPHB4 mutant clone by two-dimensional migration experiments. EPHB4-V871I showed an increased number of migrating cells compared with EV and EPHB4-WT in both cell lines (Fig

      [Paragraph-level] PMCID: PMC7294133 Section: RESULTS PassageIndex: 12

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the EPHB4-V871I variant alters the migration properties of cells, indicating a change in molecular function related to cell behavior.

      Gene→Variant (gene-first): 2050:V871I

      Genes: 2050

      Variants: V871I

    5. The migration potential was firstly assayed by wound-healing experiments demonstrating increased migration properties of EPHB4-V871I compared with both EV and EPHB4-WT in both cell lines (Figure 3C). Indeed, the percenta

      [Paragraph-level] PMCID: PMC7294133 Section: RESULTS PassageIndex: 11

      Evidence Type(s): Functional

      Justification: Functional: The passage discusses how the EPHB4-V871I variant alters the migration properties of cells, indicating a change in molecular function related to cell behavior.

      Gene→Variant (gene-first): 2050:V871I

      Genes: 2050

      Variants: V871I