SynGap Missense Server

Table of SynGAP1 Isoform α2 (UniProt Q96PV0-1) Missense Variants.

c.dna Variant SGM Consensus Domain ClinVar gnomAD ESM1b AlphaMissense REVEL FoldX Rosetta Foldetta PremPS PROVEAN PolyPhen-2 HumDiv PolyPhen-2 HumVar FATHMM SIFT PAM Physical SASA Normalized B-factor backbone Normalized B-factor sidechain SynGAP Structural Annotation DOI
Clinical Status Review Subm. ID Allele count Allele freq. LLR score Prediction Pathogenicity Class Optimized Score Prediction Average ΔΔG Prediction StdDev ΔΔG Prediction ΔΔG Prediction ΔΔG Prediction Score Prediction pph2_prob Prediction pph2_prob Prediction Nervous System Score Prediction Prediction Status Conservation Sequences PAM250 PAM120 Hydropathy Δ MW Δ Average Δ Δ StdDev Δ StdDev Secondary Tertiary bonds Inside out GAP-Ras interface At membrane No effect MD Alert Verdict Description
c.3G>AM1ILikely BenignConflicting 3-5.397Likely Benign0.227Likely Benign-0.17Neutral0.001Benign0.000Benign4.25Benign0.00Affected4.321212.6-18.03
c.2914C>GP972ALikely BenignUncertain 16-33443466-C-G16.20e-7-0.167Likely Benign0.045Likely BenignLikely Benign0.046Likely Benign-0.89Neutral0.016Benign0.011Benign4.29Benign0.07Tolerated4.322-113.4-26.04
c.3136C>GP1046ALikely BenignUncertain 16-33443688-C-G16.20e-7-3.246Likely Benign0.048Likely BenignLikely Benign0.041Likely Benign-1.67Neutral0.001Benign0.008Benign2.39Pathogenic0.29Tolerated3.775-113.4-26.04
c.82T>CS28PLikely BenignUncertain 1-3.309Likely Benign0.051Likely BenignLikely Benign0.047Likely Benign1.37Neutral0.000Benign0.000Benign4.53Benign0.00Affected4.3211-1-0.810.04
c.2210A>CQ737PLikely BenignUncertain 1-2.407Likely Benign0.054Likely BenignLikely Benign0.154Likely Benign-1.22Neutral0.005Benign0.013Benign2.78Benign0.04Affected4.073-101.9-31.01
c.3361A>GS1121GLikely BenignUncertain 16-33443913-A-G17.00e-7-1.220Likely Benign0.054Likely BenignLikely Benign0.067Likely Benign-0.53Neutral0.003Benign0.004Benign6.63Benign0.00Affected3.775010.4-30.03
c.3410A>CH1137PLikely BenignBenign 16-33444445-A-C127.44e-6-2.098Likely Benign0.054Likely BenignLikely Benign0.419Likely Benign-1.93Neutral0.925Possibly Damaging0.703Possibly Damaging5.29Benign0.00Affected4.324-201.6-40.02
c.3913A>GT1305ALikely BenignConflicting 46-33451787-A-G301.86e-5-2.692Likely Benign0.055Likely BenignLikely Benign0.069Likely Benign1.74Neutral0.000Benign0.001Benign3.24Benign1.00Tolerated3.775102.5-30.03
c.2914C>TP972SLikely BenignUncertain 16-33443466-C-T42.48e-6-4.008Likely Benign0.058Likely BenignLikely Benign0.074Likely Benign-0.38Neutral0.001Benign0.002Benign4.28Benign0.05Affected4.322-110.8-10.04
c.819G>TE273D
(3D Viewer)
Likely BenignC2Benign 16-33437724-G-T21.24e-6-1.811Likely Benign0.058Likely BenignLikely Benign0.092Likely Benign0.26Likely Benign0.1-0.48Likely Benign-0.11Likely Benign-0.63Ambiguous1.99Neutral0.004Benign0.010Benign2.00Pathogenic1.00Tolerated3.3818320.0-14.03223.122.10.20.00.00.1XPotentially BenignThe negatively charged residue Glu273, located in a β hairpin loop (res. Glu273-Lys278) that connects two anti-parallel β sheet strands, is replaced with another negatively charged residue, aspartate. Because the C2 domain loop faces the membrane surface, the potentially crucial role of the carboxylate group of Glu273 or Asp273 on SynGAP-membrane association cannot be fully explored via solvent-only simulations.As a minor note, the neighboring residue Arg272, which stacks with the indole ring of the Trp362 side chain and directly faces RasGTPase, forms a salt bridge more often with Asp273 than with the non-mutated Glu273 in the simulations. Regardless, due to the similar physicochemical properties of the WT and variant residues at the membrane interface, the residue swap is likely to be well tolerated.
c.1594A>CT532P
(3D Viewer)
Likely BenignGAPBenign 1-2.143Likely Benign0.061Likely BenignLikely Benign0.201Likely Benign-0.30Likely Benign0.20.06Likely Benign-0.12Likely Benign0.08Likely Benign-0.90Neutral0.005Benign0.008Benign-1.28Pathogenic0.18Tolerated3.37350-1-0.9-3.99174.235.10.40.00.10.0XPotentially BenignThr532 is located on an α-α loop between the two α-helices (res. Gly502-Tyr518 and Ala533-Val560) facing the membrane. In the WT simulations, the hydroxyl group of Thr532 occasionally forms hydrogen bonds with the backbone atoms of other loop residues without any specific interaction. In the variant simulations, the Pro532 residue swap does not cause structural changes. Although hydrophilic residues seem more favorable in the loop, the pyrrolidine side chain of proline is well suited for unstructured protein regions such as loops. However, due to its location at the SynGAP-membrane interface, the effect of the residue swap cannot be fully addressed using the SynGAP solvent-only simulations.
c.1918A>TT640S
(3D Viewer)
Likely BenignGAPBenign 16-33441177-A-T16.20e-7-2.371Likely Benign0.062Likely BenignLikely Benign0.088Likely Benign-0.78Ambiguous0.10.43Likely Benign-0.18Likely Benign-0.30Likely Benign0.92Neutral0.000Benign0.001Benign3.60Benign0.33Tolerated3.373011-0.1-14.03
c.2217G>CE739DLikely BenignUncertain 1-3.369Likely Benign0.062Likely BenignLikely Benign0.097Likely Benign-0.49Neutral0.002Benign0.005Benign2.59Benign0.00Affected320.0-14.03
c.2860C>TP954SLikely BenignLikely Benign 16-33443412-C-T16.20e-7-3.525Likely Benign0.062Likely BenignLikely Benign0.143Likely Benign-0.25Neutral0.954Possibly Damaging0.812Possibly Damaging2.87Benign1.00Tolerated3.7751-10.8-10.04
c.2221C>TP741SLikely BenignUncertain 26-33441686-C-T31.86e-6-3.700Likely Benign0.063Likely BenignLikely Benign0.076Likely Benign-0.27Neutral0.270Benign0.136Benign2.92Benign0.00Affected4.3221-10.8-10.0410.1016/j.ajhg.2020.11.011
c.2493G>CE831DLikely BenignUncertain 16-33443045-G-C16.19e-7-3.055Likely Benign0.063Likely BenignLikely Benign0.073Likely Benign1.23Neutral0.002Benign0.002Benign2.64Benign0.77Tolerated3.775320.0-14.03
c.3964G>CA1322PLikely BenignBenign 16-33451838-G-C-1.153Likely Benign0.063Likely BenignLikely Benign0.090Likely Benign0.03Neutral0.000Benign0.000Benign4.15Benign0.23Tolerated3.7751-1-3.426.04
c.2299A>GI767VLikely BenignUncertain 1-2.791Likely Benign0.064Likely BenignLikely Benign0.096Likely Benign0.10Neutral0.072Benign0.029Benign4.21Benign1.00Tolerated3.64643-0.3-14.03
c.2567A>GN856SLikely BenignUncertain 16-33443119-A-G21.24e-6-2.104Likely Benign0.064Likely BenignLikely Benign0.040Likely Benign-1.54Neutral0.901Possibly Damaging0.535Possibly Damaging4.16Benign0.30Tolerated3.883112.7-27.03
c.286G>AG96SLikely BenignUncertain 16-33425894-G-A53.10e-6-3.049Likely Benign0.065Likely BenignLikely Benign0.071Likely Benign-0.76Neutral0.364Benign0.008Benign4.25Benign0.00Affected4.32110-0.430.03
c.2186A>GN729S
(3D Viewer)
Likely BenignGAPUncertain 1-1.578Likely Benign0.066Likely BenignLikely Benign0.063Likely Benign0.14Likely Benign0.11.34Ambiguous0.74Ambiguous-0.36Likely Benign-0.42Neutral0.221Benign0.027Benign3.38Benign0.93Tolerated3.597112.7-27.03
c.2822C>TP941LLikely BenignUncertain 2-5.692Likely Benign0.066Likely BenignLikely Benign0.054Likely Benign-0.44Neutral0.144Benign0.039Benign2.76Benign0.01Affected-3-35.416.04
c.3250C>GP1084ALikely BenignUncertain 1-3.928Likely Benign0.066Likely BenignLikely Benign0.114Likely Benign-2.54Deleterious0.649Possibly Damaging0.157Benign4.05Benign0.35Tolerated3.775-113.4-26.04
c.2207G>AR736HLikely BenignUncertain 16-33441672-G-A63.72e-6-5.409Likely Benign0.067Likely BenignLikely Benign0.029Likely Benign-0.12Neutral0.004Benign0.001Benign2.50Benign0.00Affected4.073201.3-19.05
c.3397A>GI1133VLikely BenignBenign 16-33443949-A-G221.48e-5-3.362Likely Benign0.067Likely BenignLikely Benign0.180Likely Benign0.06Neutral0.007Benign0.007Benign5.47Benign0.58Tolerated4.32343-0.3-14.0310.1016/j.ajhg.2020.11.011
c.2225G>AR742QLikely BenignUncertain 26-33441690-G-A241.49e-5-4.090Likely Benign0.068Likely BenignLikely Benign0.054Likely Benign-0.19Neutral0.032Benign0.007Benign2.73Benign0.07Tolerated4.322111.0-28.06
c.2873A>CH958PLikely BenignBenign 16-33443425-A-C21.24e-6-8.369Likely Pathogenic0.068Likely BenignLikely Benign0.204Likely Benign-0.36Neutral0.925Possibly Damaging0.316Benign4.14Benign0.10Tolerated3.7750-21.6-40.02
c.2924C>GT975SLikely BenignUncertain 1-2.743Likely Benign0.068Likely BenignLikely Benign0.109Likely Benign-0.57Neutral0.059Benign0.061Benign4.16Benign0.20Tolerated11-0.1-14.03
c.304T>GL102VLikely BenignUncertain 16-33432169-T-G16.20e-7-4.316Likely Benign0.068Likely BenignLikely Benign0.102Likely Benign0.32Neutral0.880Possibly Damaging0.899Possibly Damaging4.21Benign0.00Affected4.321210.4-14.03
c.3344T>CI1115TLikely BenignBenign 96-33443896-T-C205361.36e-2-2.670Likely Benign0.068Likely BenignLikely Benign0.100Likely Benign-0.04Neutral0.000Benign0.001Benign2.76Benign0.23Tolerated4.3220-1-5.2-12.05
c.3970C>TP1324SLikely BenignLikely Benign 16-33451844-C-T53.26e-6-5.451Likely Benign0.068Likely BenignLikely Benign0.049Likely Benign0.35Neutral0.225Benign0.092Benign4.33Benign0.00Affected4.3211-10.8-10.04
c.1604G>CS535T
(3D Viewer)
Likely BenignGAPBenign 16-33438847-G-C148.67e-6-3.886Likely Benign0.069Likely BenignLikely Benign0.177Likely Benign0.45Likely Benign0.1-0.27Likely Benign0.09Likely Benign0.17Likely Benign-0.81Neutral0.000Benign0.001Benign-1.25Pathogenic0.25Tolerated3.3735110.114.03201.3-17.3-0.10.7-0.20.1XPotentially BenignSer535 is located near the terminal end of an α-helix (res. Ala533-Val560) close to the membrane interface. In the WT simulations, the hydroxyl side chain of Ser535 forms hydrogen bonds with nearby residues (e.g., His539, Glu538) without any specific interactions. These hydrogen bonds disrupt the structure of the terminal end of the α-helix (Ala533-Ser535), causing it to weaken or unfold during the WT simulations. In the variant simulations, Thr535, a hydrophilic residue with a hydroxyl group of almost the same size as Ser, interacts more frequently with the preceding loop residues (e.g., Thr532, Cys531) due to its longer side chain. Regardless, the residue swap is tolerated in the simulations with no negative effects. However, due to its location near the SynGAP-membrane interface, the effect of the residue swap cannot be fully addressed using the SynGAP solvent-only simulations.10.1016/j.ajhg.2020.11.011
c.3196C>TP1066SLikely BenignLikely Pathogenic 1-4.746Likely Benign0.070Likely BenignLikely Benign0.145Likely Benign-2.47Neutral0.972Probably Damaging0.850Possibly Damaging2.74Benign0.00Affected4.3221-10.8-10.04
c.3304G>AA1102TLikely BenignUncertain 16-33443856-G-A117.17e-6-3.540Likely Benign0.070Likely BenignLikely Benign0.044Likely Benign-0.30Neutral0.001Benign0.001Benign2.32Pathogenic0.95Tolerated3.77510-2.530.03
c.901G>AA301T
(3D Viewer)
Likely BenignC2Uncertain 56-33437806-G-A21.24e-6-3.448Likely Benign0.070Likely BenignLikely Benign0.150Likely Benign0.36Likely Benign0.2-0.33Likely Benign0.02Likely Benign0.03Likely Benign-0.25Neutral0.997Probably Damaging0.989Probably Damaging4.15Benign0.22Tolerated4.321410-2.530.03219.8-42.8-0.10.0-0.50.2UncertainThe methyl group of Ala301, located in a β hairpin loop linking two anti-parallel β sheet strands (res. Met289-Pro298, res. Thr305-Asn315), points outward from the β hairpin loop, and its backbone atoms do not participate in the loop formation in the WT simulations. In the variant simulations, the hydroxyl group of the Thr301 side chain also mostly points outward; however, the guanidinium group of Arg299 is moved away from its central hairpin loop position.β hairpins are potential nucleation sites during the initial stages of protein folding, so even minor changes in them could be significant. Due to its location near the membrane surface, the residue swap could also affect the C2 loop dynamics and SynGAP-membrane association. However, this is beyond the scope of the solvent-only simulations to unravel.
c.1345A>GS449G
(3D Viewer)
Likely BenignGAPUncertain 16-33438250-A-G31.86e-6-5.936Likely Benign0.071Likely BenignLikely Benign0.116Likely Benign0.47Likely Benign0.00.55Ambiguous0.51Ambiguous0.85Ambiguous-2.32Neutral0.948Possibly Damaging0.124Benign3.35Benign0.13Tolerated3.3732010.4-30.03
c.2983C>TP995SLikely BenignUncertain 1-4.457Likely Benign0.071Likely BenignLikely Benign0.042Likely Benign-1.03Neutral0.011Benign0.015Benign4.24Benign0.00Affected4.3211-10.8-10.04
c.2989G>AA997TLikely BenignUncertain 1-4.102Likely Benign0.071Likely BenignLikely Benign0.085Likely Benign-0.62Neutral0.224Benign0.120Benign4.17Benign0.00Affected4.32410-2.530.03
c.3835G>AA1279TLikely BenignUncertain 26-33447883-G-A21.29e-6-4.871Likely Benign0.071Likely BenignLikely Benign0.178Likely Benign-0.30Neutral0.001Benign0.000Benign2.71Benign0.09Tolerated3.77510-2.530.03
c.2845G>AG949SLikely BenignBenign/Likely benign 46-33443397-G-A1227.56e-5-5.693Likely Benign0.072Likely BenignLikely Benign0.321Likely Benign0.30Neutral0.611Possibly Damaging0.102Benign2.23Pathogenic0.00Affected4.32410-0.430.0310.1016/j.ajhg.2020.11.011
c.3364G>AG1122SLikely BenignBenign/Likely benign 26-33443916-G-A271.79e-5-4.880Likely Benign0.072Likely BenignLikely Benign0.189Likely Benign-0.08Neutral0.022Benign0.006Benign4.89Benign0.92Tolerated3.77510-0.430.03
c.2420A>TY807FLikely BenignSH3-binding motifUncertain 1-3.667Likely Benign0.073Likely BenignLikely Benign0.057Likely Benign0.14Neutral0.012Benign0.022Benign2.92Benign0.98Tolerated3.775734.1-16.00
c.2863T>CS955PLikely BenignUncertain 16-33443415-T-C31.86e-6-2.584Likely Benign0.073Likely BenignLikely Benign0.098Likely Benign-0.75Neutral0.001Benign0.004Benign2.33Pathogenic0.00Affected3.7751-1-0.810.04
c.3310C>TP1104SLikely BenignBenign 16-33443862-C-T16.54e-7-2.330Likely Benign0.073Likely BenignLikely Benign0.088Likely Benign-0.30Neutral0.770Possibly Damaging0.404Benign2.77Benign0.10Tolerated3.775-110.8-10.04
c.3958C>TP1320SLikely BenignUncertain 16-33451832-C-T21.28e-6-4.928Likely Benign0.073Likely BenignLikely Benign0.097Likely Benign-0.69Neutral0.980Probably Damaging0.968Probably Damaging4.25Benign0.00Affected3.7751-10.8-10.04
c.2393C>TP798LLikely BenignSH3-binding motifUncertain 26-33442945-C-T63.72e-6-5.640Likely Benign0.074Likely BenignLikely Benign0.042Likely Benign-0.86Neutral0.981Probably Damaging0.631Possibly Damaging4.21Benign0.00Affected4.321-3-35.416.04
c.2695A>GI899VLikely BenignBenign 16-33443247-A-G63.72e-6-2.569Likely Benign0.074Likely BenignLikely Benign0.040Likely Benign0.09Neutral0.220Benign0.078Benign2.75Benign0.92Tolerated4.32443-0.3-14.03
c.3846G>CE1282DLikely BenignUncertain 16-33447894-G-C16.44e-7-3.879Likely Benign0.074Likely BenignLikely Benign0.104Likely Benign-1.26Neutral0.112Benign0.036Benign2.70Benign0.39Tolerated3.775320.0-14.03
c.3134C>GA1045GLikely BenignBenign/Likely benign 76-33443686-C-G14078.72e-4-3.246Likely Benign0.075Likely BenignLikely Benign0.024Likely Benign-1.21Neutral0.224Benign0.066Benign2.64Benign0.33Tolerated3.77510-2.2-14.0310.1016/j.ajhg.2020.11.011
c.3160G>AG1054SLikely BenignBenign 16-33443712-G-A321.99e-5-5.294Likely Benign0.075Likely BenignLikely Benign0.160Likely Benign0.21Neutral0.121Benign0.013Benign4.04Benign0.63Tolerated3.77510-0.430.03
c.2029A>TS677C
(3D Viewer)
Likely BenignGAPBenign 1-8.496Likely Pathogenic0.076Likely BenignLikely Benign0.153Likely Benign-0.51Ambiguous0.3-0.30Likely Benign-0.41Likely Benign0.15Likely Benign-2.41Neutral0.932Possibly Damaging0.222Benign3.25Benign0.04Affected3.4123-103.316.06
c.2200C>TP734SLikely BenignUncertain 26-33441665-C-T21.24e-6-4.291Likely Benign0.077Likely BenignLikely Benign0.030Likely Benign-2.44Neutral0.344Benign0.048Benign2.77Benign0.11Tolerated3.6461-10.8-10.0410.1016/j.ajhg.2020.11.011
c.2854G>AG952SLikely BenignConflicting 26-33443406-G-A21.24e-6-6.190Likely Benign0.077Likely BenignLikely Benign0.167Likely Benign0.19Neutral0.000Benign0.002Benign3.31Benign0.07Tolerated3.77510-0.430.03
c.291G>TE97DLikely BenignUncertain 36-33425899-G-T-3.239Likely Benign0.077Likely BenignLikely Benign0.081Likely Benign-0.49Neutral0.880Possibly Damaging0.636Possibly Damaging4.12Benign0.00Affected4.321320.0-14.03
c.3304G>CA1102PLikely BenignUncertain 1-5.120Likely Benign0.077Likely BenignLikely Benign0.118Likely Benign-0.97Neutral0.000Benign0.002Benign2.26Pathogenic0.13Tolerated3.775-11-3.426.04
c.3305C>TA1102VLikely BenignBenign 16-33443857-C-T-2.440Likely Benign0.077Likely BenignLikely Benign0.081Likely Benign-1.27Neutral0.017Benign0.028Benign2.29Pathogenic0.12Tolerated3.775002.428.05
c.3859C>AP1287TLikely BenignUncertain 16-33447907-C-A-3.940Likely Benign0.077Likely BenignLikely Benign0.044Likely Benign-0.22Neutral0.126Benign0.041Benign2.78Benign0.04Affected3.775-100.93.99
c.3961C>TP1321SLikely BenignUncertain 26-33451835-C-T106.46e-6-4.897Likely Benign0.077Likely BenignLikely Benign0.049Likely Benign0.68Neutral0.028Benign0.004Benign4.27Benign0.71Tolerated3.7751-10.8-10.0410.1016/j.ajhg.2020.11.011
c.127G>AG43SLikely BenignUncertain 26-33423536-G-A16.20e-7-3.301Likely Benign0.078Likely BenignLikely Benign0.057Likely Benign-0.30Neutral0.162Benign0.096Benign4.29Benign0.00Affected4.32110-0.430.03
c.2219G>AR740QLikely BenignUncertain 16-33441684-G-A42.48e-6-5.195Likely Benign0.078Likely BenignLikely Benign0.102Likely Benign-0.67Neutral0.999Probably Damaging0.881Possibly Damaging2.60Benign0.08Tolerated4.322111.0-28.06
c.2657C>TA886VLikely BenignUncertain 16-33443209-C-T181.12e-5-4.478Likely Benign0.078Likely BenignLikely Benign0.061Likely Benign-0.20Neutral0.888Possibly Damaging0.314Benign2.17Pathogenic0.00Affected4.324002.428.05
c.2855G>TG952VLikely BenignUncertain 1-7.074In-Between0.078Likely BenignLikely Benign0.231Likely Benign-0.33Neutral0.000Benign0.000Benign3.20Benign0.02Affected3.775-1-34.642.08
c.4021G>TA1341SLikely BenignUncertain 16-33451895-G-T-2.867Likely Benign0.078Likely BenignLikely Benign0.099Likely Benign0.80Neutral0.000Benign0.001Benign4.40Benign1.00Tolerated3.77511-2.616.00
c.913A>GT305A
(3D Viewer)
Likely BenignC2Conflicting 26-33437818-A-G138.05e-6-4.307Likely Benign0.078Likely BenignLikely Benign0.144Likely Benign1.30Ambiguous0.61.55Ambiguous1.43Ambiguous0.77Ambiguous-2.10Neutral0.939Possibly Damaging0.645Possibly Damaging1.76Pathogenic0.12Tolerated3.4020102.5-30.03177.943.5-0.20.10.40.0UncertainThe hydroxyl group of Thr305, located at the beginning of an anti-parallel β strand (res. Thr305-Asn315), hydrogen bonds with the carboxylate groups of Glu270 and Asp304 in the anti-parallel β strand and the adjacent β hairpin loop, respectively. In the variant simulations, the methyl group of the Ala305 side chain cannot hydrogen bond with either of the acidic residues, which could weaken the integrity of the tertiary structure and the β hairpin loop. Indeed, the guanidinium group of Arg299 does not acquire its central hairpin loop position due to the residue swap.β hairpins are potential nucleation sites during the initial stages of protein folding, so even minor changes in them could be significant. Due to its location near the membrane surface, the residue swap could also affect the C2 loop dynamics and SynGAP-membrane association. However, this is beyond the scope of the solvent-only simulations to unravel.
c.2381C>TP794LLikely BenignSH3-binding motifBenign/Likely benign 26-33442933-C-T734.52e-5-3.808Likely Benign0.079Likely BenignLikely Benign0.075Likely Benign-0.80Neutral0.761Possibly Damaging0.321Benign4.24Benign0.03Affected4.073-3-35.416.04
c.2858C>AP953QLikely BenignUncertain 1-6.038Likely Benign0.079Likely BenignLikely Benign0.086Likely Benign-0.78Neutral0.058Benign0.015Benign2.78Benign0.29Tolerated3.7750-1-1.931.01
c.3181G>AG1061SLikely BenignUncertain 1-4.891Likely Benign0.079Likely BenignLikely Benign0.283Likely Benign-0.68Neutral0.004Benign0.004Benign4.00Benign0.00Affected10-0.430.03
c.3328A>GS1110GLikely BenignLikely Benign 1-4.674Likely Benign0.079Likely BenignLikely Benign0.035Likely Benign-2.26Neutral0.036Benign0.026Benign2.19Pathogenic0.08Tolerated4.322100.4-30.03
c.3932T>CL1311PLikely BenignLikely Benign 16-33451806-T-C16.21e-7-1.831Likely Benign0.079Likely BenignLikely Benign0.123Likely Benign-0.52Neutral0.579Possibly Damaging0.335Benign2.72Benign0.18Tolerated3.775-3-3-5.4-16.04
c.3962C>AP1321QLikely BenignBenign 16-33451836-C-A16.58e-7-5.594Likely Benign0.079Likely BenignLikely Benign0.055Likely Benign-0.74Neutral0.659Possibly Damaging0.034Benign4.24Benign0.09Tolerated3.7750-1-1.931.01
c.2840G>CG947ALikely BenignLikely Benign 16-33443392-G-C281.73e-5-6.511Likely Benign0.080Likely BenignLikely Benign0.156Likely Benign-0.41Neutral0.224Benign0.131Benign4.97Benign0.10Tolerated4.324102.214.03
c.2900G>AR967QLikely BenignBenign/Likely benign 26-33443452-G-A311.92e-5-3.057Likely Benign0.080Likely BenignLikely Benign0.104Likely Benign-0.01Neutral0.994Probably Damaging0.626Possibly Damaging4.21Benign0.36Tolerated4.322111.0-28.06
c.3380G>CG1127ALikely BenignConflicting 46-33443932-G-C42.68e-6-5.949Likely Benign0.080Likely BenignLikely Benign0.164Likely Benign-0.43Neutral0.001Benign0.002Benign4.83Benign1.00Tolerated4.324102.214.03
c.103G>AV35ILikely BenignUncertain 16-33423512-G-A53.10e-6-3.764Likely Benign0.081Likely BenignLikely Benign0.017Likely Benign-0.32Neutral0.672Possibly Damaging0.369Benign4.16Benign0.00Affected4.321340.314.03
c.1108G>AG370S
(3D Viewer)
Likely BenignC2Uncertain 16-33438013-G-A159.31e-6-3.533Likely Benign0.081Likely BenignLikely Benign0.282Likely Benign2.83Destabilizing2.01.05Ambiguous1.94Ambiguous-0.02Likely Benign0.47Neutral0.000Benign0.000Benign1.33Pathogenic0.77Tolerated3.421910-0.430.03196.6-49.60.92.2-0.10.4UncertainGly370 is located in the Gly-rich Ω loop (res. Pro364- Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364, res. Ala399-Ile411). Because, the Ω loop is assumed to be directly interacting with the membrane, it is only seen to move arbitrarily throughout the WT solvent simulations. The Ω loop is potentially playing a crucial loop in the SynGAP-membrane complex association, stability and dynamics, regardless, this aspect cannot be addressed through the solvent simulations only. The Ω-loops are known to have a major role in protein functions that requires flexibility and thus, they are rich in glycines, prolines and to a lesser extent, hydrophilic residues to ensure maximum flexibility. Thus, Ser370 in the variant is potentially tolerated in the Ω loop. However, since the effect on the Gly-rich Ω loop dynamics can only be well-studied through the SynGAP-membrane complex, no definite conclusions can be withdrawn.
c.2632A>GT878ALikely BenignUncertain 1-2.154Likely Benign0.081Likely BenignLikely Benign0.088Likely Benign-0.67Neutral0.003Benign0.006Benign2.73Benign0.18Tolerated3.775102.5-30.03
c.3172G>AG1058SLikely BenignConflicting 36-33443724-G-A1147.08e-5-5.178Likely Benign0.081Likely BenignLikely Benign0.108Likely Benign0.26Neutral0.001Benign0.001Benign5.38Benign0.04Affected3.77510-0.430.03
c.3176G>CG1059ALikely BenignUncertain 16-33443728-G-C42.49e-6-6.754Likely Benign0.081Likely BenignLikely Benign0.329Likely Benign-0.17Neutral0.001Benign0.002Benign2.56Benign0.00Affected4.322102.214.03
c.3638A>GN1213SLikely BenignCoiled-coilBenign 16-33446630-A-G138.05e-6-4.086Likely Benign0.081Likely BenignLikely Benign0.094Likely Benign-0.56Neutral0.906Possibly Damaging0.551Possibly Damaging2.82Benign0.68Tolerated3.775112.7-27.0310.1016/j.ajhg.2020.11.011
c.3858A>TE1286DLikely BenignConflicting 46-33447906-A-T1439.22e-5-4.010Likely Benign0.081Likely BenignLikely Benign0.036Likely Benign1.02Neutral0.001Benign0.004Benign2.96Benign1.00Tolerated3.775320.0-14.0310.1016/j.ajhg.2020.11.011
c.4021G>AA1341TLikely BenignConflicting 36-33451895-G-A453.44e-5-3.224Likely Benign0.081Likely BenignLikely Benign0.099Likely Benign-0.58Neutral0.000Benign0.000Benign4.09Benign0.03Affected3.77510-2.530.03
c.2830G>AG944SLikely BenignBenign 16-33443382-G-A138.05e-6-5.303Likely Benign0.082Likely BenignLikely Benign0.223Likely Benign-0.75Neutral0.007Benign0.004Benign3.77Benign0.00Affected4.32410-0.430.03
c.3178G>AG1060SLikely BenignUncertain 16-33443730-G-A-4.759Likely Benign0.082Likely BenignLikely Benign0.376Likely Benign-0.08Neutral0.271Benign0.054Benign2.69Benign0.49Tolerated4.32210-0.430.03
c.2743G>AG915SLikely BenignBenign 16-33443295-G-A95.58e-6-3.557Likely Benign0.083Likely BenignLikely Benign0.050Likely Benign-0.88Neutral0.801Possibly Damaging0.201Benign2.73Benign0.31Tolerated3.77510-0.430.03
c.2752G>AA918TLikely BenignUncertain 16-33443304-G-A16.20e-7-4.139Likely Benign0.083Likely BenignLikely Benign0.065Likely Benign-1.09Neutral0.980Probably Damaging0.721Possibly Damaging2.64Benign0.03Affected4.32401-2.530.03
c.3374G>CG1125ALikely BenignUncertain 16-33443926-G-C16.68e-7-6.569Likely Benign0.083Likely BenignLikely Benign0.232Likely Benign-0.60Neutral0.999Probably Damaging0.995Probably Damaging4.60Benign0.11Tolerated3.775102.214.03
c.1663G>AV555I
(3D Viewer)
Likely BenignGAPUncertain 1-4.544Likely Benign0.084Likely BenignLikely Benign0.253Likely Benign-0.82Ambiguous0.0-0.41Likely Benign-0.62Ambiguous-0.55Ambiguous0.45Neutral0.002Benign0.002Benign-1.26Pathogenic1.00Tolerated430.314.03
c.280C>TP94SLikely BenignBenign 16-33425888-C-T53.10e-6-3.151Likely Benign0.084Likely BenignLikely Benign0.093Likely Benign-2.36Neutral0.092Benign0.008Benign4.13Benign0.00Affected4.3211-10.8-10.04
c.2818G>AG940SLikely BenignUncertain 16-33443370-G-A16.20e-7-5.451Likely Benign0.084Likely BenignLikely Benign0.135Likely Benign0.45Neutral0.409Benign0.253Benign2.77Benign0.44Tolerated3.77510-0.430.03
c.3956C>GA1319GLikely BenignUncertain 26-33451830-C-G-3.927Likely Benign0.084Likely BenignLikely Benign0.128Likely Benign-0.74Neutral0.819Possibly Damaging0.581Possibly Damaging4.07Benign0.06Tolerated3.77510-2.2-14.03
c.1312G>AA438T
(3D Viewer)
Likely BenignGAPConflicting 36-33438217-G-A169.91e-6-5.339Likely Benign0.085Likely BenignLikely Benign0.021Likely Benign0.21Likely Benign0.0-0.07Likely Benign0.07Likely Benign0.36Likely Benign-0.81Neutral0.300Benign0.011Benign4.18Benign0.14Tolerated3.382610-2.530.03214.2-42.7-0.30.1-0.40.1XPotentially BenignThe methyl group of Ala438, located in a four-residue loop connecting two α helices (res. Asn440-Thr458 and Pro413-Glu436), packs against hydrophobic residues from a nearby α helix or loop residues (e.g., Leu703, Val699). In the variant simulations, the methyl group of Thr438 is able to establish similar hydrophobic packing. Moreover, the hydroxyl group also H-bonds with nearby residues, such as the carbonyl group of the neighboring loop residue Pro437. Accordingly, the residue swap does not generate an apparent negative effect on the protein structure based on the simulations.
c.3974C>TP1325LLikely BenignUncertain 16-33451848-C-T-5.256Likely Benign0.085Likely BenignLikely Benign0.146Likely Benign-1.05Neutral0.000Benign0.000Benign4.05Benign0.00Affected4.321-3-35.416.04
c.2825C>TP942LLikely BenignUncertain 16-33443377-C-T42.48e-6-5.063Likely Benign0.086Likely BenignLikely Benign0.048Likely Benign-2.00Neutral0.411Benign0.239Benign2.37Pathogenic0.00Affected4.324-3-35.416.04
c.2912C>AP971HLikely BenignUncertain 16-33443464-C-A16.20e-7-5.243Likely Benign0.086Likely BenignLikely Benign0.039Likely Benign-1.11Neutral0.898Possibly Damaging0.477Possibly Damaging3.89Benign0.00Affected4.322-20-1.640.02
c.2401G>AG801SLikely BenignSH3-binding motifUncertain 1-3.665Likely Benign0.087Likely BenignLikely Benign0.039Likely Benign-0.41Neutral0.009Benign0.019Benign2.76Benign0.48Tolerated4.32201-0.430.03
c.1511A>GK504R
(3D Viewer)
Likely BenignGAPUncertain16-33438543-A-G21.24e-6-4.365Likely Benign0.088Likely BenignLikely Benign0.238Likely Benign0.13Likely Benign0.10.51Ambiguous0.32Likely Benign0.94Ambiguous-2.16Neutral0.002Benign0.015Benign-1.41Pathogenic0.11Tolerated3.373523-0.628.01
c.2350G>AA784TLikely BenignBenign 1-3.579Likely Benign0.089Likely BenignLikely Benign0.046Likely Benign1.23Neutral0.001Benign0.006Benign2.92Benign1.00Tolerated3.64610-2.530.03
c.2924C>AT975NLikely BenignUncertain 16-33443476-C-A16.20e-7-4.671Likely Benign0.089Likely BenignLikely Benign0.100Likely Benign-0.58Neutral0.586Possibly Damaging0.302Benign4.13Benign0.07Tolerated4.32200-2.813.00
c.3194C>TP1065LLikely Benign 16-33443746-C-T148.71e-6-5.085Likely Benign0.089Likely BenignLikely Benign0.068Likely Benign-2.94Deleterious0.950Possibly Damaging0.419Benign2.01Pathogenic0.00Affected4.322-3-35.416.04
c.3377G>TG1126VLikely BenignUncertain 16-33443929-G-T-6.536Likely Benign0.089Likely BenignLikely Benign0.357Likely Benign-1.20Neutral0.009Benign0.008Benign4.76Benign0.03Affected3.775-1-34.642.08
c.1150G>AG384S
(3D Viewer)
Likely BenignC2Uncertain 16-33438055-G-A16.22e-7-5.243Likely Benign0.090Likely BenignLikely Benign0.315Likely Benign1.92Ambiguous0.21.66Ambiguous1.79Ambiguous0.19Likely Benign-0.67Neutral0.980Probably Damaging0.968Probably Damaging1.33Pathogenic0.04Affected4.32210-0.430.03202.4-49.80.51.0-0.20.0UncertainGly384 is located in the Gly-rich Ω loop (res. Pro364-Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364, res. Ala399-Ile411). Because the Ω loop is assumed to directly interact with the membrane, it moves arbitrarily throughout the WT solvent simulations. The Ω loop potentially plays a crucial role in the SynGAP-membrane complex association, stability, and dynamics. However, this aspect cannot be fully addressed through solvent simulations alone.Ω loops are known to play major roles in protein functions that require flexibility, and so they are rich in glycines, prolines, and, to a lesser extent, small hydrophilic residues to ensure maximum flexibility. Thus, the variant’s Ser384 is potentially tolerated in the Ω loop, although the hydroxyl group of Ser384 forms various hydrogen bonds with several other loop residues in the variant simulations. However, since the effects on Gly-rich Ω loop dynamics can only be studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.2270G>CG757ALikely BenignUncertain 1-2.626Likely Benign0.091Likely BenignLikely Benign0.066Likely Benign-0.45Neutral0.267Benign0.127Benign2.73Benign0.35Tolerated102.214.03
c.2835T>AH945QLikely BenignConflicting 26-33443387-T-A31.86e-6-5.248Likely Benign0.091Likely BenignLikely Benign0.343Likely Benign-0.36Neutral0.995Probably Damaging0.939Probably Damaging5.03Benign0.06Tolerated4.32430-0.3-9.01
c.3197C>TP1066LLikely BenignLikely Benign 16-33443749-C-T148.71e-6-5.478Likely Benign0.092Likely BenignLikely Benign0.173Likely Benign-3.68Deleterious0.996Probably Damaging0.903Possibly Damaging2.72Benign0.00Affected4.322-3-35.416.04
c.2275A>CM759LLikely BenignUncertain 16-33441740-A-C21.24e-6-2.431Likely Benign0.093Likely BenignLikely Benign0.048Likely Benign-0.53Neutral0.002Benign0.005Benign2.84Benign1.00Tolerated3.995421.9-18.03
c.3442A>TM1148LLikely BenignUncertain 1-1.777Likely Benign0.093Likely BenignLikely Benign0.068Likely Benign-1.13Neutral0.016Benign0.016Benign2.62Benign0.00Affected4.322421.9-18.03
c.3848C>TP1283LLikely BenignBenign 16-33447896-C-T322.06e-5-3.740Likely Benign0.093Likely BenignLikely Benign0.047Likely Benign-1.04Neutral0.005Benign0.003Benign2.76Benign0.06Tolerated3.775-3-35.416.04
c.2561G>AR854HLikely BenignUncertain 16-33443113-G-A42.48e-6-3.686Likely Benign0.094Likely BenignLikely Benign0.183Likely Benign-1.38Neutral0.997Probably Damaging0.899Possibly Damaging4.07Benign0.04Affected3.883201.3-19.05
c.3380G>TG1127VLikely BenignUncertain 16-33443932-G-T16.69e-7-6.097Likely Benign0.094Likely BenignLikely Benign0.230Likely Benign-1.01Neutral0.004Benign0.005Benign4.81Benign0.17Tolerated4.324-1-34.642.08
c.2578G>AV860ILikely BenignBenign 16-33443130-G-A211.30e-5-4.516Likely Benign0.095Likely BenignLikely Benign0.039Likely Benign-0.42Neutral0.009Benign0.006Benign4.24Benign0.00Affected3.775430.314.03
c.2239G>CV747LLikely BenignUncertain 16-33441704-G-C21.24e-6-2.790Likely Benign0.096Likely BenignLikely Benign0.047Likely Benign-0.52Neutral0.065Benign0.033Benign2.67Benign0.00Affected4.32221-0.414.03
c.2408A>GK803RLikely BenignSH3-binding motifUncertain 1-2.281Likely Benign0.097Likely BenignLikely Benign0.018Likely Benign-1.52Neutral0.103Benign0.038Benign2.38Pathogenic0.00Affected3.77532-0.628.01
c.43G>CA15PLikely BenignUncertain 1-3.436Likely Benign0.097Likely BenignLikely Benign0.146Likely Benign-0.23Neutral0.880Possibly Damaging0.123Benign4.09Benign0.00Affected1-1-3.426.04
c.2998A>GI1000VLikely BenignUncertain 2-4.102Likely Benign0.098Likely BenignLikely Benign0.086Likely Benign-0.20Neutral0.437Benign0.170Benign2.76Benign0.81Tolerated4.32434-0.3-14.03
c.227C>GS76CLikely BenignUncertain 16-33425835-C-G21.24e-6-5.408Likely Benign0.100Likely BenignLikely Benign0.076Likely Benign-1.78Neutral0.992Probably Damaging0.869Possibly Damaging3.71Benign0.00Affected4.3210-13.316.06
c.1832T>CM611T
(3D Viewer)
Likely BenignGAPUncertain 16-33440884-T-C16.19e-7-5.696Likely Benign0.101Likely BenignLikely Benign0.240Likely Benign1.98Ambiguous0.20.94Ambiguous1.46Ambiguous0.87Ambiguous-2.40Neutral0.034Benign0.038Benign-1.19Pathogenic0.29Tolerated3.3735-1-1-2.6-30.09
c.1904A>GN635S
(3D Viewer)
GAPConflicting 46-33440956-A-G106.20e-6-9.002Likely Pathogenic0.101Likely BenignLikely Benign0.104Likely Benign0.80Ambiguous0.10.67Ambiguous0.74Ambiguous0.95Ambiguous-4.45Deleterious0.261Benign0.044Benign3.06Benign0.05Affected3.3734112.7-27.03196.030.90.10.0-0.30.2XUncertainIn the WT simulations, the carboxamide side chain of Asn635, located on the outer surface of an α helix (res. Glu617-Asn635), forms hydrogen bonds with Gln631 on the same α helix and with the hydroxyl side chain of Ser590 on an opposing α helix (res. Glu582-Met603).In the variant simulations, the side chain of Ser635 is shorter than asparagine and thus prefers to hydrogen bond with the carbonyl group of Gln631 on the same helix and, to a lesser extent, with Ser590 compared to Asn635 in the WT. Ser635 forms hydrogen bonds with the backbone atoms of the same helix, which may destabilize the helix, although this is not clearly evident in the simulations. The weakening of the hydrogen bond between Ser635 and Ser590 in the variant may also weaken the tertiary structure assembly between the helices.Additionally, Asn635 is at the GTPase interface. However, the implication of the residue swap on the complex formation with the GTPase cannot be investigated using solvent-only simulations.
c.3179G>TG1060VLikely BenignBenign 16-33443731-G-T16.22e-7-6.966Likely Benign0.103Likely BenignLikely Benign0.369Likely Benign-0.73Neutral0.986Probably Damaging0.728Possibly Damaging2.63Benign0.33Tolerated4.322-1-34.642.08
c.3902C>AP1301HLikely BenignConflicting 26-33451776-C-A53.10e-6-5.756Likely Benign0.104Likely BenignLikely Benign0.232Likely Benign-1.13Neutral0.642Possibly Damaging0.378Benign2.79Benign0.04Affected3.7750-2-1.640.02
c.37A>GI13VLikely BenignUncertain 1-2.497Likely Benign0.105Likely BenignLikely Benign0.110Likely Benign0.01Neutral0.000Benign0.000Benign4.25Benign0.00Affected43-0.3-14.03
c.3238G>TA1080SLikely BenignUncertain 16-33443790-G-T16.26e-7-3.277Likely Benign0.108Likely BenignLikely Benign0.103Likely Benign0.01Neutral0.702Possibly Damaging0.346Benign4.16Benign0.08Tolerated3.77511-2.616.00
c.2014A>GT672A
(3D Viewer)
Likely BenignGAPBenign 16-33441273-A-G31.86e-6-6.524Likely Benign0.109Likely BenignLikely Benign0.046Likely Benign0.51Ambiguous0.31.15Ambiguous0.83Ambiguous0.65Ambiguous-3.20Deleterious0.006Benign0.002Benign3.44Benign0.12Tolerated3.4025102.5-30.03188.542.5-0.10.30.20.0XPotentially PathogenicThe hydroxyl group of Thr672, located in an entangled α-α loop connecting the two α-helices (res. Ser641-Glu666 and res. Leu685-Val699), is involved in a highly coordinated hydrogen-bonding network between residues from two α-helices (res. Ser641-Glu666 and res. Arg563-Glu578) and from the α-α loop itself, such as Lys566, Glu666, and Asn669. In the variant simulations, Ala672 can only form a hydrogen bond with Lys566 via its backbone carbonyl group. Consequently, it cannot maintain the Lys566-Glu666 salt bridge through hydrogen bonding, leading to a significant disruption of the intricate and stable hydrogen-bond network between the loop and the helices.
c.1913A>GK638R
(3D Viewer)
Likely BenignGAPUncertain 1-2.700Likely Benign0.110Likely BenignLikely Benign0.216Likely Benign0.09Likely Benign0.1-0.04Likely Benign0.03Likely Benign0.53Ambiguous-2.55Deleterious0.649Possibly Damaging0.240Benign3.41Benign0.13Tolerated3.373123-0.628.01
c.3038C>GS1013CLikely BenignUncertain 16-33443590-C-G42.48e-6-6.745Likely Benign0.110Likely BenignLikely Benign0.058Likely Benign-2.06Neutral0.898Possibly Damaging0.579Possibly Damaging2.64Benign0.05Affected3.7750-13.316.06
c.958G>AV320I
(3D Viewer)
Likely BenignC2Uncertain 1-5.220Likely Benign0.111Likely BenignLikely Benign0.027Likely Benign-0.27Likely Benign0.20.66Ambiguous0.20Likely Benign0.01Likely Benign-0.21Neutral0.198Benign0.114Benign1.77Pathogenic0.45Tolerated3.3823340.314.03
c.1118G>TG373V
(3D Viewer)
Likely BenignC2Uncertain 16-33438023-G-T65.03e-6-6.062Likely Benign0.112Likely BenignLikely Benign0.428Likely Benign5.32Destabilizing3.20.82Ambiguous3.07Destabilizing0.09Likely Benign-0.98Neutral0.007Benign0.001Benign3.90Benign0.00Affected3.5316-1-34.642.08207.6-68.11.91.1-0.60.1UncertainGly373 is located in the Gly-rich Ω loop (res. Pro364-Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364, res. Ala399-Ile411). Because the Ω loop is assumed to directly interact with the membrane, it moves arbitrarily throughout the WT solvent simulations. The Ω loop potentially plays a crucial role in the SynGAP-membrane complex association, stability, and dynamics. However, this aspect cannot be fully addressed through solvent simulations alone.Ω loops are known to play major roles in protein functions that require flexibility, and thus hydrophobic residues like valine are rarely tolerated. Although no negative structural effects are observed in the variant simulations, Val373 may exert drastic effects on the SynGAP-membrane complex dynamics and stability. However, since the effect on the Gly-rich Ω loop dynamics can only be studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.1480A>GI494V
(3D Viewer)
GAPConflicting 26-33438512-A-G362.23e-5-7.102In-Between0.112Likely BenignLikely Benign0.439Likely Benign1.16Ambiguous0.00.71Ambiguous0.94Ambiguous1.02Destabilizing-0.83Neutral0.278Benign0.179Benign-1.30Pathogenic0.07Tolerated3.373543-0.3-14.03248.629.30.00.0-1.10.5XPotentially BenignThe sec-butyl side chain of Ile494, located in an α-helix (res. Leu489-Glu519), packs against hydrophobic residues (e.g., Phe484, Leu465, Trp572, Ala493, Met468) in an inter-helix space (res. Leu489-Glu519 and res. Ala461-Phe476). In the variant simulations, the hydrophobic iso-propyl side chain of Val494, which is of a similar size and has similar physicochemical properties to Ile494 in the WT, resides similarly in the inter-helix hydrophobic space. Thus, no negative effects on the protein structure are observed.
c.221G>AS74NLikely BenignUncertain 16-33425829-G-A53.10e-6-5.156Likely Benign0.112Likely BenignLikely Benign0.031Likely Benign-0.89Neutral0.043Benign0.007Benign4.09Benign0.00Affected4.32111-2.727.03
c.2506A>GS836GLikely BenignUncertain 16-33443058-A-G42.48e-6-4.749Likely Benign0.112Likely BenignLikely Benign0.066Likely Benign-1.65Neutral0.006Benign0.019Benign2.54Benign0.39Tolerated3.775100.4-30.03
c.2710A>GM904VLikely BenignLikely Benign 26-33443262-A-G774.78e-5-2.907Likely Benign0.112Likely BenignLikely Benign0.058Likely Benign-0.33Neutral0.039Benign0.023Benign2.80Benign0.10Tolerated3.775212.3-32.06
c.2753C>TA918VLikely BenignUncertain 36-33443305-C-T21.24e-6-3.684Likely Benign0.112Likely BenignLikely Benign0.119Likely Benign-1.61Neutral0.980Probably Damaging0.782Possibly Damaging2.61Benign0.03Affected4.324002.428.05
c.3376G>TG1126CLikely BenignUncertain 16-33443928-G-T117.35e-6-9.389Likely Pathogenic0.113Likely BenignLikely Benign0.449Likely Benign-1.40Neutral0.005Benign0.005Benign4.74Benign0.02Affected3.775-3-32.946.09
c.1222A>GT408AC2Uncertain 1-8.304Likely Pathogenic0.114Likely BenignLikely Benign0.118Likely Benign0.37Likely Benign0.6-0.06Likely Benign0.16Likely Benign0.72Ambiguous-3.07Deleterious0.540Possibly Damaging0.131Benign4.16Benign0.14Tolerated102.5-30.03
c.1195G>AA399T
(3D Viewer)
Likely BenignC2Benign 1-5.236Likely Benign0.114Likely BenignLikely Benign0.272Likely Benign1.24Ambiguous0.10.91Ambiguous1.08Ambiguous0.49Likely Benign-0.40Neutral0.131Benign0.039Benign5.41Benign0.69Tolerated3.382610-2.530.03211.4-41.40.00.00.60.4XPotentially PathogenicThe methyl group of Ala399, located in an anti-parallel β sheet strand (res. Ala399-Ile411), is swapped for a hydroxyl-containing threonine. In the variant simulations, the hydroxyl group of Thr399 can form H-bonds with the backbone atoms of the residues in the membrane-facing loops (e.g., Gly382) in the C2 domain. Consequently, the ability of the Thr399 side chain to form H-bonds with the membrane-facing loops could adversely affect the dynamics and stability of the SynGAP-membrane association. However, since the effects on the dynamics of the membrane-facing loops can only be studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.3920C>AP1307QLikely BenignUncertain 16-33451794-C-A-4.227Likely Benign0.114Likely BenignLikely Benign0.192Likely Benign-0.88Neutral0.988Probably Damaging0.765Possibly Damaging2.82Benign0.03Affected3.7750-1-1.931.01
c.3662G>AR1221QLikely BenignCoiled-coilConflicting 26-33446654-G-A42.48e-6-5.491Likely Benign0.115Likely BenignLikely Benign0.078Likely Benign-1.46Neutral0.836Possibly Damaging0.153Benign2.56Benign0.12Tolerated3.775111.0-28.06
c.3977C>TP1326LLikely BenignUncertain 1-5.541Likely Benign0.115Likely BenignLikely Benign0.117Likely Benign-1.06Neutral0.999Probably Damaging0.994Probably Damaging3.62Benign0.00Affected3.775-3-35.416.04
c.88C>TH30YLikely BenignUncertain 1-3.047Likely Benign0.115Likely BenignLikely Benign0.082Likely Benign-1.84Neutral0.273Benign0.478Possibly Damaging3.99Benign0.00Affected4.321021.926.03
c.2704G>AA902TLikely BenignLikely Benign 16-33443256-G-A362.23e-5-4.966Likely Benign0.116Likely BenignLikely Benign0.075Likely Benign-1.11Neutral0.951Possibly Damaging0.617Possibly Damaging2.61Benign0.01Affected3.77510-2.530.03
c.1027G>AV343I
(3D Viewer)
Likely BenignC2Uncertain 26-33437932-G-A16.20e-7-6.020Likely Benign0.117Likely BenignLikely Benign0.020Likely Benign-0.27Likely Benign0.0-0.04Likely Benign-0.16Likely Benign-0.39Likely Benign-0.14Neutral0.159Benign0.084Benign1.98Pathogenic0.27Tolerated3.3725430.314.03240.2-26.9-0.20.2-0.20.2XPotentially BenignThe iso-propyl side chain of Val343, located in an anti-parallel β sheet strand (res. Gly341-Pro349), is packing against multiple hydrophobic residues of the C2 domain (e.g., Leu327, Leu274, Val365). In the variant simulations, the sec-butyl side chain of Ile343 is basically able to form the same interactions as valine due to its similar hydrophobic profile. The residue swap also does not seem to cause negative effects on the protein structure based on the simulations.
c.1055C>AT352N
(3D Viewer)
Likely BenignC2Likely Benign 16-33437960-C-A21.24e-6-4.817Likely Benign0.117Likely BenignLikely Benign0.027Likely Benign0.20Likely Benign0.0-0.04Likely Benign0.08Likely Benign0.45Likely Benign-0.92Neutral0.255Benign0.057Benign1.75Pathogenic0.19Tolerated3.372500-2.813.00208.4-14.5-0.20.1-0.10.0XPotentially BenignThr352 is located in a short α helical section within a loop connecting two β strands (res. Gly341-Pro349, res. Thr359-Pro364) originating from two different anti-parallel β sheets of the C2 domain. In the WT simulations, the side chain hydroxyl and backbone amide groups of Thr354 form hydrogen bonds with the backbone carbonyl group of Pro349 at the end of the preceding β strand. This arrangement likely stabilizes the α helical section and aids in folding, keeping the short secondary structure element intact in the variant simulations. However, the carboxamide group of the Asn352 side chain does not form hydrogen bonds with the backbone carbonyl group of Pro349. Instead, it packs against the cyclic ring and forms hydrogen bonds with the phenol group of the Tyr363 side chain in the other β strand.
c.3170G>AS1057NLikely BenignUncertain 1-6.386Likely Benign0.117Likely BenignLikely Benign0.218Likely Benign-0.41Neutral0.451Benign0.129Benign5.25Benign0.28Tolerated11-2.727.03
c.3860C>TP1287LLikely BenignConflicting 26-33447908-C-T-2.800Likely Benign0.117Likely BenignLikely Benign0.061Likely Benign-1.66Neutral0.021Benign0.017Benign2.76Benign0.02Affected3.775-3-35.416.04
c.3929C>TT1310MLikely BenignBenign 16-33451803-C-T171.05e-5-4.822Likely Benign0.117Likely BenignLikely Benign0.069Likely Benign2.19Neutral0.021Benign0.005Benign2.98Benign0.93Tolerated3.775-1-12.630.09
c.865A>GM289V
(3D Viewer)
Likely BenignC2Benign 1-4.239Likely Benign0.117Likely BenignLikely Benign0.150Likely Benign1.09Ambiguous0.1-0.27Likely Benign0.41Likely Benign0.24Likely Benign-0.36Neutral0.136Benign0.054Benign1.80Pathogenic1.00Tolerated3.3823212.3-32.06204.251.00.00.00.20.0XPotentially BenignThe hydrophobic residue Met289, located in a β hairpin linking two anti-parallel β sheet strands (res. Met289-Arg299, res. Arg272-Leu286), is swapped for another hydrophobic residue, valine. In the variant simulations, the branched hydrocarbon side chain of Val289 packs against the phenol group of the Tyr291 side chain but is unable to form methionine-aromatic interactions. β hairpins are potential nucleation sites during the initial stages of protein folding, so even minor changes in them could be significant. However, based on the simulations, the residue swap does not cause adverse effects on the structure.
c.2596G>AV866ILikely BenignConflicting 36-33443148-G-A53.10e-6-4.652Likely Benign0.118Likely BenignLikely Benign0.059Likely Benign-0.39Neutral0.957Probably Damaging0.541Possibly Damaging2.69Benign0.27Tolerated3.824430.314.03
c.3941C>TP1314LLikely BenignLikely Benign 16-33451815-C-T21.24e-6-4.040Likely Benign0.118Likely BenignLikely Benign0.049Likely Benign-0.20Neutral0.421Benign0.066Benign4.19Benign0.05Affected3.775-3-35.416.04
c.3181G>TG1061CLikely BenignConflicting 26-33443733-G-T63.73e-6-9.511Likely Pathogenic0.119Likely BenignLikely Benign0.409Likely Benign-1.46Neutral0.938Possibly Damaging0.665Possibly Damaging3.97Benign0.00Affected4.322-3-32.946.09
c.335G>CG112ALikely BenignUncertain 16-33432200-G-C159.30e-6-2.456Likely Benign0.119Likely BenignLikely Benign0.114Likely Benign-2.34Neutral0.231Benign0.054Benign4.07Benign0.00Affected3.615102.214.03
c.1610C>TA537V
(3D Viewer)
Likely BenignGAPLikely Benign 16-33438853-C-T74.34e-6-6.888Likely Benign0.120Likely BenignLikely Benign0.382Likely Benign0.54Ambiguous0.0-0.05Likely Benign0.25Likely Benign0.41Likely Benign-1.97Neutral0.977Probably Damaging0.469Possibly Damaging-1.26Pathogenic0.24Tolerated3.3735002.428.05220.3-45.10.00.0-0.70.1XPotentially BenignAla537 is located on the outer surface of an α-helix (res. Ala533-Val560). The methyl group of Ala537 is on the surface and does not form any interactions. In the variant simulations, the iso-propyl side chain of Val537 is also on the surface, similar to Ala537 in the WT, causing no negative structural effects.
c.2206C>TR736CConflicting 36-33441671-C-T84.96e-6-7.113In-Between0.120Likely BenignLikely Benign0.190Likely Benign-2.06Neutral0.999Probably Damaging0.825Possibly Damaging2.48Pathogenic0.00Affected4.073-4-37.0-53.05
c.2168C>TT723I
(3D Viewer)
Likely BenignGAPLikely Benign 16-33441633-C-T21.24e-6-2.591Likely Benign0.120Likely BenignLikely Benign0.045Likely Benign-0.39Likely Benign0.0-0.20Likely Benign-0.30Likely Benign0.26Likely Benign-2.09Neutral0.088Benign0.030Benign3.39Benign0.03Affected3.5080-15.212.05252.3-31.60.00.0-0.20.2XUncertainThe hydroxyl group of Thr723, located on the outer surface of an α-helix (res. Leu714-Arg726), continuously forms hydrogen bonds with the backbone carbonyl of Asn719 in the WT simulations, potentially lowering the stability of the α-helix. In the variant simulations, the sec-butyl side chain of Ile723 cannot form any hydrogen bonds, which, in theory, could increase the helix stability. However, because the model ends abruptly at the C-terminus, no definite conclusions can be drawn based on the simulations.
c.3326T>CL1109PLikely BenignConflicting 2-5.313Likely Benign0.120Likely BenignLikely Benign0.151Likely Benign-0.52Neutral0.002Benign0.003Benign2.65Benign0.07Tolerated4.322-3-3-5.4-16.04
c.2503C>AL835MLikely BenignBenign 1-4.153Likely Benign0.121Likely BenignLikely Benign0.068Likely Benign-0.45Neutral0.999Probably Damaging0.977Probably Damaging2.67Benign0.12Tolerated3.77524-1.918.03
c.2573G>AS858NLikely BenignUncertain 16-33443125-G-A21.24e-6-4.311Likely Benign0.121Likely BenignLikely Benign0.107Likely Benign-0.67Neutral0.448Benign0.846Possibly Damaging4.13Benign0.02Affected3.77511-2.727.03
c.3121C>TP1041SLikely BenignConflicting 26-33443673-C-T16.20e-7-4.246Likely Benign0.121Likely BenignLikely Benign0.344Likely Benign-2.72Deleterious0.664Possibly Damaging0.283Benign5.48Benign0.11Tolerated3.7751-10.8-10.04
c.3824G>AR1275QLikely BenignUncertain 16-33447872-G-A21.29e-6-4.928Likely Benign0.121Likely BenignLikely Benign0.103Likely Benign-1.72Neutral0.898Possibly Damaging0.147Benign2.59Benign0.03Affected3.775111.0-28.06
c.3151G>TG1051CLikely Pathogenic 1-9.050Likely Pathogenic0.122Likely BenignLikely Benign0.497Likely Benign-0.90Neutral0.971Probably Damaging0.750Possibly Damaging-0.74Pathogenic0.10Tolerated3.775-3-32.946.09
c.86T>CM29TLikely BenignUncertain 1-2.167Likely Benign0.122Likely BenignLikely Benign0.199Likely Benign-0.37Neutral0.018Benign0.184Benign4.33Benign0.00Affected4.321-1-1-2.6-30.09
c.1153T>CS385P
(3D Viewer)
Likely BenignC2Uncertain 16-33438058-T-C-5.431Likely Benign0.123Likely BenignLikely Benign0.385Likely Benign0.91Ambiguous0.6-0.90Ambiguous0.01Likely Benign0.19Likely Benign-0.26Neutral0.676Possibly Damaging0.693Possibly Damaging4.63Benign0.04Affected4.3231-1-0.810.04210.318.51.80.90.30.0UncertainSer385 is located in the Gly-rich Ω loop (res. Pro364-Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364, res. Ala399-Ile411). Because the Ω loop is assumed to directly interact with the membrane, it moves arbitrarily throughout the WT solvent simulations. The Ω loop potentially plays a crucial role in the SynGAP-membrane complex association, stability, and dynamics. However, this aspect cannot be fully addressed through solvent simulations alone.Ω loops are known to play major roles in protein functions that require flexibility, and so they are rich in glycine residues, prolines, and, to a lesser extent, small hydrophilic residues to ensure maximum flexibility. Thus, the variant’s Pro385 is potentially tolerated in the Ω loop. However, since the effects on Gly-rich Ω loop dynamics can only be well studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.2369C>GT790SLikely BenignSH3-binding motifUncertain 1-3.914Likely Benign0.123Likely BenignLikely Benign0.134Likely Benign-1.83Neutral0.997Probably Damaging0.989Probably Damaging2.39Pathogenic0.33Tolerated3.64611-0.1-14.03
c.303C>AH101QLikely BenignUncertain 16-33432168-C-A16.20e-7-2.827Likely Benign0.124Likely BenignLikely Benign0.147Likely Benign-0.37Neutral0.824Possibly Damaging0.880Possibly Damaging4.24Benign0.00Affected4.32130-0.3-9.01
c.1126G>TG376CC2Uncertain 1-7.686In-Between0.125Likely BenignLikely Benign0.560Likely Pathogenic2.56Destabilizing0.50.22Likely Benign1.39Ambiguous0.16Likely Benign-1.15Neutral1.000Probably Damaging1.000Probably Damaging1.32Pathogenic0.01Affected-3-32.946.09
c.2852A>GH951RLikely BenignLikely Pathogenic 1-4.964Likely Benign0.125Likely BenignLikely Benign0.185Likely Benign-1.08Neutral0.048Benign0.029Benign5.46Benign0.24Tolerated3.77520-1.319.05
c.3907G>AG1303SLikely BenignUncertain 1-2.271Likely Benign0.125Likely BenignLikely Benign0.155Likely Benign-0.19Neutral0.649Possibly Damaging0.433Benign2.84Benign0.18Tolerated10-0.430.03
c.43G>AA15TLikely BenignUncertain 16-33420307-G-A42.60e-6-3.720Likely Benign0.125Likely BenignLikely Benign0.086Likely Benign-0.08Neutral0.602Possibly Damaging0.017Benign4.16Benign0.00Affected4.32110-2.530.03
c.2591C>TA864VLikely BenignUncertain 26-33443143-C-T63.72e-6-4.749Likely Benign0.126Likely BenignLikely Benign0.038Likely Benign-1.35Neutral0.767Possibly Damaging0.119Benign2.45Pathogenic0.30Tolerated3.824002.428.05
c.3434A>GN1145SLikely BenignUncertain 16-33444469-A-G21.24e-6-0.989Likely Benign0.126Likely BenignLikely Benign0.308Likely Benign-1.15Neutral0.997Probably Damaging0.989Probably Damaging5.55Benign0.89Tolerated4.324112.7-27.03
c.611C>GS204C
(3D Viewer)
Likely BenignPHUncertain 1-6.613Likely Benign0.127Likely BenignLikely Benign0.148Likely Benign0.65Ambiguous0.4-1.13Ambiguous-0.24Likely Benign0.10Likely Benign-0.64Neutral0.978Probably Damaging0.753Possibly Damaging4.13Benign0.05Affected3.44100-13.316.06223.6-13.80.60.30.00.2XUncertainThe hydroxyl-containing Ser204, located in the N-terminal loop before the first anti-parallel β sheet strand (res. Ile205-Pro208), is replaced by the thiol-containing cysteine. In the WT simulations, Ser204 simultaneously forms hydrogen bonds with the backbone carbonyl of Asp201 and the hydroxyl group of Thr224, helping to stabilize the two anti-parallel β strands (res. Ile205-Lys207 and Cys219-Thr223) at the end of the β sheet. Since the thiol group of cysteine forms weaker hydrogen bonds than the hydroxyl group of serine, Cys204 does not maintain the hydrogen bond network as stably as Ser204 in the variant simulations. However, because the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.2651G>AR884QLikely BenignUncertain 26-33443203-G-A53.10e-6-3.785Likely Benign0.128Likely BenignLikely Benign0.055Likely Benign-0.42Neutral0.012Benign0.004Benign2.62Benign0.36Tolerated4.324111.0-28.06
c.3977C>AP1326QLikely BenignUncertain 16-33451851-C-A16.40e-7-5.422Likely Benign0.128Likely BenignLikely Benign0.138Likely Benign-0.86Neutral0.999Probably Damaging0.994Probably Damaging3.62Benign0.00Affected3.775-10-1.931.01
c.1300G>AV434I
(3D Viewer)
Likely BenignGAPUncertain 16-33438205-G-A16.19e-7-6.999Likely Benign0.129Likely BenignLikely Benign0.192Likely Benign-0.04Likely Benign0.00.22Likely Benign0.09Likely Benign0.31Likely Benign-0.82Neutral0.947Possibly Damaging0.851Possibly Damaging3.53Benign0.18Tolerated3.3729430.314.03246.7-27.70.00.00.10.0XPotentially BenignThe iso-propyl side chain of Val434, located at the end of an α helix (res. Met414-Glu436), packs against hydrophobic residues in an interhelix space (e.g., Met430, Ala707, Leu711). In the variant simulations, the sec-butyl group of Ile434 is able to form the same hydrophobic interactions. Accordingly, the residue swap does not negatively affect the protein structure based on the simulations.
c.3979C>TP1327SLikely BenignUncertain 16-33451853-C-T-4.744Likely Benign0.131Likely BenignLikely Benign0.092Likely Benign0.28Neutral0.980Probably Damaging0.857Possibly Damaging4.25Benign0.71Tolerated3.7751-10.8-10.04
c.1172G>TG391V
(3D Viewer)
Likely BenignC2Likely Benign 16-33438077-G-T31.86e-6-6.642Likely Benign0.133Likely BenignLikely Benign0.595Likely Pathogenic4.23Destabilizing1.34.81Destabilizing4.52Destabilizing-0.11Likely Benign-0.98Neutral0.994Probably Damaging0.887Possibly Damaging1.32Pathogenic0.10Tolerated3.698-1-34.642.08228.6-69.00.00.8-0.50.3UncertainGly387 is located in the Gly-rich Ω loop (res. Pro364-Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364 and res. Ala399-Ile411). The Ω loop is assumed to directly interact with the membrane, and it is observed to move arbitrarily throughout the WT solvent simulations. This loop potentially plays a crucial role in the SynGAP-membrane complex association, stability, and dynamics. However, this aspect cannot be fully addressed through solvent simulations alone.Ω loops are known to play significant roles in protein functions that require flexibility, and thus hydrophobic residues like valine are rarely tolerated. Although no negative structural effects are visualized in the variant’s simulations, Val391 may exert drastic effects on the SynGAP-membrane complex dynamics and stability. Since the effects on the Gly-rich Ω loop dynamics can only be well studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.2224C>TR742WLikely BenignUncertain 16-33441689-C-T63.72e-6-7.725In-Between0.133Likely BenignLikely Benign0.079Likely Benign-1.71Neutral0.992Probably Damaging0.684Possibly Damaging2.66Benign0.01Affected4.322-323.630.03
c.3238G>AA1080TLikely BenignConflicting 26-33443790-G-A171.06e-5-3.928Likely Benign0.133Likely BenignLikely Benign0.144Likely Benign-0.19Neutral0.253Benign0.042Benign4.10Benign0.60Tolerated3.77510-2.530.03
c.92G>AR31QLikely BenignUncertain 16-33423501-G-A74.34e-6-4.434Likely Benign0.136Likely BenignLikely Benign0.051Likely Benign-0.92Neutral0.829Possibly Damaging0.614Possibly Damaging4.01Benign0.00Affected4.321111.0-28.06
c.962G>AR321H
(3D Viewer)
C2Uncertain 16-33437867-G-A84.96e-6-8.751Likely Pathogenic0.136Likely BenignLikely Benign0.323Likely Benign0.48Likely Benign0.1-0.36Likely Benign0.06Likely Benign0.59Ambiguous-1.43Neutral1.000Probably Damaging0.998Probably Damaging1.92Pathogenic0.25Tolerated3.3823201.3-19.05218.586.91.10.00.30.0XPotentially BenignThe guanidinium group of Arg321, located in a β hairpin loop linking two anti-parallel β sheet strands (res. Thr305-Asn315, res. Ala322-Asp330), faces outward without forming any stable interactions in the WT simulations. Similarly, in the variant simulations, the imidazole ring of His321 also points outward without making any stable intra-protein interactions. Thus, the residue swap does not seem to cause adverse effects on the protein structure based on the simulations. However, β hairpins are potential nucleation sites during the initial stages of protein folding, so even minor changes in them could be significant.
c.1198G>CV400L
(3D Viewer)
Likely BenignC2Benign 16-33438103-G-C221.36e-5-1.000Likely Benign0.137Likely BenignLikely Benign0.325Likely Benign-0.71Ambiguous0.20.39Likely Benign-0.16Likely Benign-0.29Likely Benign-0.60Neutral0.001Benign0.001Benign5.33Benign0.64Tolerated3.382721-0.414.03251.0-30.10.00.00.70.1XPotentially BenignThe iso-propyl side chain of Val400, located in an anti-parallel β sheet strand (res. Ala399-Ile411), hydrophobically packs against hydrophobic residues within the anti-parallel β sheet of the C2 domain (e.g., Ile268, Ala404, Leu325, Leu402). Val400 is swapped for another hydrophobic residue, leucine, whose branched hydrocarbon side chain is of a comparable size and thus packs favorably within the C2 domain. In short, the residue swap has no apparent negative effect on the structure based on the variant simulations.10.1016/j.ajhg.2020.11.011
c.70G>AV24ILikely BenignUncertain 16-33423479-G-A95.58e-6-3.701Likely Benign0.137Likely BenignLikely Benign0.069Likely Benign-0.25Neutral0.043Benign0.031Benign3.96Benign0.00Affected4.321340.314.03
c.2047A>GI683V
(3D Viewer)
Likely BenignGAPUncertain 16-33441306-A-G21.24e-6-7.588In-Between0.138Likely BenignLikely Benign0.112Likely Benign0.90Ambiguous0.00.60Ambiguous0.75Ambiguous0.76Ambiguous-0.78Neutral0.538Possibly Damaging0.080Benign3.35Benign0.14Tolerated3.421743-0.3-14.03215.629.10.00.0-0.70.1XPotentially BenignThe sec-butyl side chain of Ile683, located in an entangled α-α loop connecting the two α-helices (res. Ser641-Glu666 and res. Leu685-Val699), is sterically packed against His453 and Glu688. In the variant simulations, the iso-propyl side chain of Val683 has similar size and physicochemical properties as Ile630 in the WT, and thus, it is able to maintain similar interactions in the inter-helix space. Consequently, no negative structural effects are observed during the simulations due to the residue swap.
c.371C>TA124VLikely BenignConflicting 26-33432236-C-T95.58e-6-4.259Likely Benign0.138Likely BenignLikely Benign0.073Likely Benign-1.52Neutral0.173Benign0.009Benign4.07Benign0.03Affected3.615002.428.05
c.106C>TH36YLikely BenignUncertain 16-33423515-C-T21.24e-6-3.461Likely Benign0.139Likely BenignLikely Benign0.023Likely Benign-1.03Neutral0.219Benign0.066Benign4.16Benign0.00Affected4.321021.926.03
c.2909A>GE970GLikely BenignBenign 1-0.167Likely Benign0.139Likely BenignLikely Benign0.139Likely Benign-0.93Neutral0.144Benign0.058Benign4.09Benign0.10Tolerated4.3220-23.1-72.06
c.2987C>GP996RLikely BenignBenign 1-4.457Likely Benign0.141Likely BenignLikely Benign0.040Likely Benign-1.04Neutral0.144Benign0.085Benign4.26Benign0.01Affected4.324-20-2.959.07
c.1286G>AR429Q
(3D Viewer)
Likely BenignGAPUncertain 26-33438191-G-A106.20e-6-8.227Likely Pathogenic0.143Likely BenignLikely Benign0.156Likely Benign0.45Likely Benign0.10.36Likely Benign0.41Likely Benign0.98Ambiguous-1.25Neutral1.000Probably Damaging0.979Probably Damaging3.47Benign0.58Tolerated3.3825111.0-28.06235.859.50.00.0-0.30.4XPotentially PathogenicThe guanidinium group of the Arg429 side chain, located in an α helix (res. Met414-Glu436), either forms a salt bridge with the carboxylate group of an acidic residue (Asp474, Asp467) or an H-bond with the hydroxyl group of Ser471 in an opposing α helix (res. Ala461-Phe476). In the variant simulations, Gln429 cannot form ionic interactions with the acidic residues; however, the carboxamide group can form multiple H-bonds. The H-bonding coordination of the Asn429 side chain varied between the replica simulations. In one simulation, three H-bonds were formed simultaneously with the Asp467 side chain, the backbone carbonyl group of Asn426, and the amide group of Met430 at the end of the same α helix. The residue swap could affect the tertiary structure assembly during folding due to weaker bond formation, but no large-scale negative effects were seen during the simulations.
c.1964T>AL655Q
(3D Viewer)
Likely BenignGAPUncertain 1-5.278Likely Benign0.144Likely BenignLikely Benign0.139Likely Benign-0.01Likely Benign0.00.69Ambiguous0.34Likely Benign-0.15Likely Benign0.61Neutral0.955Possibly Damaging0.602Possibly Damaging3.59Benign0.65Tolerated3.3924-2-2-7.314.97229.9-8.60.00.00.40.0XPotentially BenignThe iso-butyl side chain of Leu655, located on the surface of an α helix (res. Ser641-Glu666), is not involved in any interactions in the WT simulations. In the variant simulations, the carboxamide side chain of Gln655 dynamically interacts with neighboring residues (e.g., Glu651, Glu656, Arg544) on the protein surface, with no negative structural effects.
c.3394T>CS1132PLikely BenignConflicting 36-33443946-T-C16.74e-7-1.423Likely Benign0.144Likely BenignLikely Benign0.301Likely Benign0.38Neutral0.003Benign0.006Benign5.40Benign0.28Tolerated4.3241-1-0.810.04
c.3920C>TP1307LLikely BenignBenign 16-33451794-C-T116.82e-6-4.044Likely Benign0.144Likely BenignLikely Benign0.292Likely Benign-1.49Neutral0.779Possibly Damaging0.220Benign2.82Benign0.04Affected3.775-3-35.416.04
c.892C>TP298S
(3D Viewer)
Likely BenignC2Benign 16-33437797-C-T53.10e-6-6.342Likely Benign0.144Likely BenignLikely Benign0.189Likely Benign1.38Ambiguous0.21.41Ambiguous1.40Ambiguous0.58Ambiguous-1.20Neutral0.991Probably Damaging0.898Possibly Damaging2.03Pathogenic0.85Tolerated3.3920-110.8-10.04
c.1888A>GI630V
(3D Viewer)
GAPBenign/Likely benign 46-33440940-A-G593.66e-5-7.264In-Between0.145Likely BenignLikely Benign0.143Likely Benign1.33Ambiguous0.00.94Ambiguous1.14Ambiguous0.64Ambiguous-0.38Neutral0.018Benign0.011Benign-1.37Pathogenic0.35Tolerated3.373443-0.3-14.03235.026.2-0.10.0-0.30.1XPotentially BenignThe sec-butyl side chain of Ile630, located in an α helix (res. Glu617-Asn635), packs with hydrophobic residues (e.g., Phe594, Leu633, Ile626, Ile602) in the hydrophobic inter-helix space between two α helices (res. Glu617-Asn635 and res. Glu582-Met603).In the variant simulations, the iso-propyl side chain of Val630, which shares a similar size and physicochemical properties with Ile630 in the WT, maintains similar interactions in the inter-helix space. Although no negative structural effects are observed during the simulations, the implications of the residue swap on the complex formation with the GTPase, due to its location, cannot be investigated using solvent-only simulations.
c.3290C>TP1097LLikely BenignBenign 1-4.410Likely Benign0.145Likely BenignLikely Benign0.131Likely Benign-2.07Neutral0.611Possibly Damaging0.198Benign2.64Benign0.05Affected3.775-3-35.416.04
c.3949G>AG1317SLikely BenignConflicting 36-33451823-G-A16.26e-7-3.522Likely Benign0.145Likely BenignLikely Benign0.092Likely Benign-2.45Neutral0.127Benign0.045Benign4.08Benign0.00Affected3.77510-0.430.03
c.1142G>TG381V
(3D Viewer)
Likely BenignC2Uncertain 16-33438047-G-T21.25e-6-5.967Likely Benign0.146Likely BenignLikely Benign0.618Likely Pathogenic7.16Destabilizing1.04.10Destabilizing5.63Destabilizing-0.32Likely Benign-0.95Neutral0.386Benign0.157Benign1.32Pathogenic0.10Tolerated4.329-1-34.642.08214.6-68.80.30.7-0.50.3UncertainGly381 is located in the Gly-rich Ω loop (res. Pro364-Pro398) between two anti-parallel β sheet strands (res. Thr359-Pro364, res. Ala399-Ile411). Because the Ω loop is assumed to directly interact with the membrane, it moves arbitrarily throughout the WT solvent simulations. The Ω loop potentially plays a crucial role in the SynGAP-membrane complex association, stability, and dynamics. However, this aspect cannot be fully addressed through solvent simulations alone.Ω loops are known to play major roles in protein functions that require flexibility, and thus hydrophobic residues like valine are rarely tolerated. Although no negative structural effects are observed in the variant simulations, Val381 may exert drastic effects on the SynGAP-membrane complex dynamics and stability. However, since the effects on Gly-rich Ω loop dynamics can only be well studied through the SynGAP-membrane complex, no definite conclusions can be drawn.
c.2305C>TL769FLikely BenignUncertain 1-5.044Likely Benign0.146Likely BenignLikely Benign0.060Likely Benign-0.89Neutral0.925Possibly Damaging0.510Possibly Damaging3.94Benign0.02Affected20-1.034.02
c.2596G>TV866LLikely BenignUncertain 16-33443148-G-T16.20e-7-3.352Likely Benign0.148Likely BenignLikely Benign0.046Likely Benign-0.97Neutral0.217Benign0.229Benign2.71Benign0.21Tolerated3.82421-0.414.03
c.323A>GK108RLikely BenignUncertain 16-33432188-A-G63.72e-6-2.892Likely Benign0.148Likely BenignLikely Benign0.184Likely Benign0.37Neutral0.993Probably Damaging0.956Probably Damaging4.22Benign1.00Tolerated3.61532-0.628.01
c.3906G>CL1302FUncertain 1-5.674Likely Benign0.148Likely BenignLikely Benign0.211Likely Benign-2.70Deleterious0.960Probably Damaging0.657Possibly Damaging1.53Pathogenic0.00Affected20-1.034.02
c.3511G>AA1171TLikely BenignCoiled-coilUncertain 1-3.658Likely Benign0.149Likely BenignLikely Benign0.201Likely Benign-0.48Neutral0.245Benign0.138Benign5.45Benign0.07Tolerated4.32410-2.530.03
c.3607C>TH1203YLikely BenignCoiled-coilUncertain 16-33446599-C-T21.24e-6-6.834Likely Benign0.149Likely BenignLikely Benign0.233Likely Benign-1.52Neutral0.006Benign0.011Benign5.55Benign0.10Tolerated3.775201.926.03

Found 757 rows. Show 200 rows per page. Page 1/4 |