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.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.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.1402A>GM468V
(3D Viewer)
GAPUncertain 1-9.461Likely Pathogenic0.361AmbiguousLikely Benign0.570Likely Pathogenic2.69Destabilizing0.12.20Destabilizing2.45Destabilizing0.89Ambiguous-1.66Neutral0.998Probably Damaging0.993Probably Damaging-1.21Pathogenic0.08Tolerated3.3731122.3-32.06
c.1404G>AM468I
(3D Viewer)
Likely PathogenicGAPUncertain 16-33438436-G-A16.20e-7-8.583Likely Pathogenic0.907Likely PathogenicAmbiguous0.508Likely Pathogenic2.53Destabilizing0.21.89Ambiguous2.21Destabilizing0.37Likely Benign-1.06Neutral0.748Possibly Damaging0.886Possibly Damaging-1.10Pathogenic0.07Tolerated3.3731122.6-18.03
c.1405G>AA469T
(3D Viewer)
Likely PathogenicGAPUncertain 1-9.540Likely Pathogenic0.723Likely PathogenicLikely Benign0.527Likely Pathogenic2.26Destabilizing0.11.90Ambiguous2.08Destabilizing0.34Likely Benign-1.46Neutral0.994Probably Damaging0.986Probably Damaging-1.21Pathogenic0.42Tolerated10-2.530.03
c.1408A>GM470V
(3D Viewer)
Likely PathogenicGAPUncertain 1-8.856Likely Pathogenic0.478AmbiguousLikely Benign0.770Likely Pathogenic2.73Destabilizing0.11.88Ambiguous2.31Destabilizing1.31Destabilizing-3.58Deleterious0.999Probably Damaging0.993Probably Damaging-1.20Pathogenic0.15Tolerated3.3734122.3-32.06
c.140G>AR47QLikely BenignLikely Benign 16-33423549-G-A42.48e-6-4.989Likely Benign0.347AmbiguousLikely Benign0.096Likely Benign-0.57Neutral0.829Possibly Damaging0.614Possibly Damaging4.12Benign0.00Affected4.321111.0-28.0610.1016/j.ajhg.2020.11.011
c.1436G>AR479Q
(3D Viewer)
Likely BenignGAPUncertain 16-33438468-G-A74.34e-6-7.109In-Between0.259Likely BenignLikely Benign0.191Likely Benign0.54Ambiguous0.10.57Ambiguous0.56Ambiguous0.49Likely Benign-1.16Neutral1.000Probably Damaging0.991Probably Damaging3.42Benign0.31Tolerated3.3932111.0-28.06
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.1474A>GK492E
(3D Viewer)
Likely PathogenicGAPConflicting 2-16.175Likely Pathogenic0.998Likely PathogenicLikely Pathogenic0.510Likely Pathogenic1.53Ambiguous0.11.90Ambiguous1.72Ambiguous1.42Destabilizing-3.98Deleterious1.000Probably Damaging0.998Probably Damaging2.99Benign0.01Affected3.3735100.40.94
c.1483G>AE495K
(3D Viewer)
Likely PathogenicGAPUncertain 1-11.478Likely Pathogenic0.986Likely PathogenicLikely Pathogenic0.869Likely Pathogenic0.15Likely Benign0.20.66Ambiguous0.41Likely Benign0.70Ambiguous-3.91Deleterious0.999Probably Damaging0.994Probably Damaging-1.29Pathogenic0.01Affected3.373510-0.4-0.94
c.1558T>CS520P
(3D Viewer)
Likely PathogenicGAPUncertain 1-12.707Likely Pathogenic0.999Likely PathogenicLikely Pathogenic0.855Likely Pathogenic3.72Destabilizing0.88.86Destabilizing6.29Destabilizing0.83Ambiguous-4.57Deleterious0.997Probably Damaging0.986Probably Damaging-1.32Pathogenic0.01Affected1-1-0.810.04
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.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.1622C>GA541G
(3D Viewer)
GAPUncertain 16-33438865-C-G21.24e-6-7.233In-Between0.341AmbiguousLikely Benign0.421Likely Benign0.67Ambiguous0.00.94Ambiguous0.81Ambiguous0.76Ambiguous-1.48Neutral0.999Probably Damaging0.995Probably Damaging-1.31Pathogenic0.57Tolerated3.373510-2.2-14.03170.123.60.00.00.00.0XPotentially PathogenicAla541 is located on the outer surface of an α-helix (res. Ala533-Val560). The methyl group of Ala541 is on the surface and does not form any interactions. Glycine, known as an “α-helix breaker,” weakens the integrity of the helix. Indeed, in the variant simulations, the hydrogen bond formation between Gly541 and the backbone carbonyl of Ala537 is disrupted.
c.1631G>AR544Q
(3D Viewer)
Likely PathogenicGAPUncertain 16-33438874-G-A16.20e-7-10.281Likely Pathogenic0.596Likely PathogenicLikely Benign0.542Likely Pathogenic0.19Likely Benign0.20.87Ambiguous0.53Ambiguous1.40Destabilizing-2.41Neutral1.000Probably Damaging0.997Probably Damaging-1.40Pathogenic0.09Tolerated3.3735111.0-28.06
c.1635G>AM545I
(3D Viewer)
Likely PathogenicGAPUncertain 1-8.348Likely Pathogenic0.999Likely PathogenicLikely Pathogenic0.592Likely Pathogenic0.47Likely Benign0.10.14Likely Benign0.31Likely Benign0.63Ambiguous-3.61Deleterious0.935Possibly Damaging0.941Probably Damaging-1.27Pathogenic0.28Tolerated3.3735122.6-18.03
c.163C>AQ55KLikely BenignUncertain 26-33423572-C-A241.49e-5-5.840Likely Benign0.612Likely PathogenicLikely Benign0.085Likely Benign-1.21Neutral0.140Benign0.184Benign3.91Benign0.00Affected4.32111-0.40.04
c.1702G>TV568L
(3D Viewer)
Likely PathogenicGAPUncertain 1-9.503Likely Pathogenic0.921Likely PathogenicAmbiguous0.651Likely Pathogenic-0.30Likely Benign0.30.57Ambiguous0.14Likely Benign0.56Ambiguous-2.69Deleterious0.511Possibly Damaging0.147Benign-1.23Pathogenic0.04Affected3.373512-0.414.03
c.1424G>AR475Q
(3D Viewer)
Likely PathogenicGAPUncertain 26-33438456-G-A53.10e-6-12.087Likely Pathogenic0.721Likely PathogenicLikely Benign0.632Likely Pathogenic0.71Ambiguous0.10.12Likely Benign0.42Likely Benign0.82Ambiguous-3.65Deleterious1.000Probably Damaging0.991Probably Damaging-1.32Pathogenic0.01Affected3.3928111.0-28.06253.652.70.00.0-0.80.0XXXPotentially PathogenicIn the WT simulations, the guanidinium group of Arg475, located near the end of an α-helix (res. Ala461-Phe476), stacks with the phenyl ring of Phe476 and forms a salt bridge with Glu472. Additionally, Arg475 occasionally forms another salt bridge with the carboxylate group of Glu486 on the α-α loop connecting the two α-helices (res. Ala461-Phe476 and Leu489-Glu519) at the GAP-Ras interface. Therefore, Arg475 potentially plays a key role in positioning the loop by interacting with Glu486, which is necessary for the positioning of the “arginine finger” (Arg485) and, ultimately, for RasGTPase activation. In the variant simulations, Asn475 forms a hydrogen bond with Arg479 on the proceeding α-α loop. The absence of Phe476/Arg475 stacking and the Arg475-Glu472 salt bridge weakens the integrity of the terminal end of the α-helix during the variant simulations. Lastly, the potential effect of the residue swap on the SynGAP-Ras complex formation or GTPase activation cannot be fully addressed using the SynGAP solvent-only simulations.
c.172A>GM58VLikely BenignUncertain 1-2.211Likely Benign0.688Likely PathogenicLikely Benign0.160Likely Benign-0.71Neutral0.006Benign0.091Benign4.19Benign0.00Affected4.321122.3-32.06
c.1736G>AR579Q
(3D Viewer)
Likely PathogenicGAPUncertain 16-33440788-G-A181.12e-5-9.193Likely Pathogenic0.690Likely PathogenicLikely Benign0.673Likely Pathogenic0.65Ambiguous0.10.70Ambiguous0.68Ambiguous1.13Destabilizing-3.31Deleterious1.000Probably Damaging0.995Probably Damaging-1.34Pathogenic0.06Tolerated3.3734111.0-28.06
c.1738G>AG580S
(3D Viewer)
Likely PathogenicGAPUncertain 16-33440790-G-A16.20e-7-10.788Likely Pathogenic0.861Likely PathogenicAmbiguous0.644Likely Pathogenic2.84Destabilizing0.20.59Ambiguous1.72Ambiguous0.87Ambiguous-5.73Deleterious1.000Probably Damaging0.999Probably Damaging-1.23Pathogenic0.07Tolerated3.373410-0.430.03233.9-49.30.80.00.60.1XPotentially BenignGly580 is located on the outer surface in a short α-α loop turn connecting two α-helices (res. Arg563-Glu578, res. Glu582-Phe608) in the WT simulations. In the variant simulations, the side chain of Ser580 faces outward, and its hydroxyl group does not make any new or additional interactions compared to Gly580 in the WT simulations that could affect the protein structure.
c.1855A>TT619S
(3D Viewer)
Likely PathogenicGAPUncertain 1-8.608Likely Pathogenic0.677Likely PathogenicLikely Benign0.602Likely Pathogenic1.09Ambiguous0.21.35Ambiguous1.22Ambiguous0.85Ambiguous-3.42Deleterious0.999Probably Damaging0.998Probably Damaging-1.30Pathogenic0.05Affected3.373511-0.1-14.03
c.1505G>AG502D
(3D Viewer)
Likely PathogenicGAPUncertain 1-14.796Likely Pathogenic0.994Likely PathogenicLikely Pathogenic0.915Likely Pathogenic3.79Destabilizing0.95.69Destabilizing4.74Destabilizing1.38Destabilizing-6.80Deleterious0.999Probably Damaging0.977Probably Damaging-1.66Pathogenic0.00Affected3.37351-1-3.158.04224.2-80.0-0.80.70.60.3XXXPotentially PathogenicGly502 is located in a hinge in the middle of an α-helix (res. Leu489-Glu519). In the WT, Gly502 acts as an α-helix breaker due to its lack of a side chain, facilitating a bend in the middle of the α-helix. In the variant simulations, the carboxylate group of Asp502 forms hydrogen bonds with neighboring residues (e.g., Ser677, Lys504), disrupting the hinge. Additionally, Asp502 struggles to fit into the α-helix hinge and cannot generate a similar bend as Gly502, which would drastically affect the secondary structure during folding. Thus, the deleterious effect seen in the simulations is likely an underestimate of the impact of the residue swap on the protein structure during protein folding.
c.187G>AE63KLikely BenignUncertain 1-4.976Likely Benign0.894Likely PathogenicAmbiguous0.103Likely Benign-0.70Neutral0.458Possibly Damaging0.678Possibly Damaging3.98Benign0.00Affected4.32110-0.4-0.94
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.196C>GP66ALikely BenignUncertain 1-2.845Likely Benign0.891Likely PathogenicAmbiguous0.091Likely Benign-1.56Neutral0.805Possibly Damaging0.539Possibly Damaging4.04Benign0.00Affected4.3211-13.4-26.04
c.196C>TP66SLikely BenignBenign 16-33425804-C-T21.24e-6-2.760Likely Benign0.929Likely PathogenicAmbiguous0.081Likely Benign-1.69Neutral0.909Possibly Damaging0.641Possibly Damaging4.01Benign0.00Affected4.3211-10.8-10.04
c.1973G>AG658D
(3D Viewer)
GAPUncertain 16-33441232-G-A31.86e-6-7.786In-Between0.442AmbiguousLikely Benign0.144Likely Benign-0.40Likely Benign0.1-0.59Ambiguous-0.50Ambiguous0.46Likely Benign-2.64Deleterious0.008Benign0.005Benign3.53Benign0.38Tolerated3.39241-1-3.158.04219.8-84.30.00.00.20.1XPotentially PathogenicGly658, located on the outer surface of an α helix (res. Ser641-Glu666), weakens the helix integrity at that spot, which is necessary for the kink in the middle of the long helix. In the variant simulations, the carboxylic acid side chain of Asp658 is on the surface of the α helix and is not involved in any interactions. However, aspartate is not as effective a breaker of the secondary structure element as glycine, which may lead to misfolding.
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.1621G>CA541P
(3D Viewer)
Likely PathogenicGAPUncertain 1-14.733Likely Pathogenic0.996Likely PathogenicLikely Pathogenic0.594Likely Pathogenic2.47Destabilizing0.37.26Destabilizing4.87Destabilizing0.86Ambiguous-3.16Deleterious1.000Probably Damaging0.998Probably Damaging-1.34Pathogenic0.07Tolerated3.37351-1-3.426.04170.4-11.20.10.00.10.0XPotentially PathogenicAla541 is located on the outer surface of an α-helix (res. Ala533-Val560). The methyl group of Ala541 is on the surface and does not form any interactions. Proline lacks a free backbone amide group, and thus, Pro541 is unable to form a hydrogen bond with the carbonyl group of Ala537 in the variant simulations. Consequently, Pro541 disrupts the continuity of the secondary structure element, causing the α-helix to bend slightly in the variant simulations.
c.1625A>GN542S
(3D Viewer)
Likely PathogenicGAPLikely Benign 1-9.675Likely Pathogenic0.767Likely PathogenicLikely Benign0.752Likely Pathogenic0.98Ambiguous0.10.99Ambiguous0.99Ambiguous0.91Ambiguous-4.40Deleterious1.000Probably Damaging0.989Probably Damaging-1.36Pathogenic0.13Tolerated3.3735112.7-27.03212.532.10.00.0-0.60.3XPotentially PathogenicAsn542 is located in an α-helix (res. Ala533-Val560) next to an α-α loop between two α-helices (res. Gly502-Tyr518 and Ala533-Val560). In the WT simulations, the carboxamide group of the Asn542 side chain forms a hydrogen bond with the backbone carbonyl group of Asn523 and packs favourably against Glu522 from the loop. In contrast, in the variant simulations, the hydroxyl group of the Ser542 side chain is unable to maintain either the hydrogen bond with Asn523 or the packing against the Glu522 side chain. Instead, the hydroxyl group of Ser542 occasionally forms a hydrogen bond with the backbone carbonyl group of Glu538.Altogether, the residue swap results in a looser helix-loop association, which is especially evident in the third replica simulation, where Asn523 moves away from its initial placement next to the α-helix. In short, based on the simulations, the residue swap weakens the GAP domain tertiary structure assembly, which in turn could negatively affect protein folding.
c.1667A>GN556S
(3D Viewer)
GAPUncertain 16-33438910-A-G31.86e-6-6.576Likely Benign0.197Likely BenignLikely Benign0.449Likely Benign0.52Ambiguous0.10.14Likely Benign0.33Likely Benign0.16Likely Benign-3.60Deleterious1.000Probably Damaging0.989Probably Damaging-1.22Pathogenic0.14Tolerated3.3735112.7-27.03198.831.00.00.0-0.50.2XPotentially BenignAsn556 is located on the outer surface of an α-helix (res. Ala533-Val560). The carboxamide group of Asn556 forms hydrogen bonds with nearby residues such as Lys553 and Cys552. It also forms a hydrogen bond with the backbone carbonyl group of Cys552, which weakens the α-helix integrity. In the variant simulations, the hydroxyl group of Ser556 forms a more stable hydrogen bond with the backbone carbonyl oxygen of the same helix residue, Cys552, compared to Asn556 in the WT. Serine has a slightly lower propensity to reside in an α-helix than asparagine, which may exacerbate the negative effect on the α-helix integrity. However, the residue swap does not cause negative structural effects during the simulations.
c.2060G>AR687Q
(3D Viewer)
Likely PathogenicGAPLikely Benign 1-10.002Likely Pathogenic0.575Likely PathogenicLikely Benign0.401Likely Benign0.92Ambiguous0.1-0.37Likely Benign0.28Likely Benign1.55Destabilizing-3.37Deleterious1.000Probably Damaging0.844Possibly Damaging3.91Benign0.03Affected3.4217111.0-28.06
c.2086C>GL696V
(3D Viewer)
Likely PathogenicGAPUncertain 1-11.909Likely Pathogenic0.745Likely PathogenicLikely Benign0.351Likely Benign2.35Destabilizing0.11.85Ambiguous2.10Destabilizing1.46Destabilizing-2.79Deleterious0.992Probably Damaging0.970Probably Damaging3.16Benign0.00Affected3.4613120.4-14.03
c.2111G>CS704T
(3D Viewer)
Likely BenignGAPUncertain 1-4.930Likely Benign0.265Likely BenignLikely Benign0.071Likely Benign0.80Ambiguous0.00.15Likely Benign0.48Likely Benign0.29Likely Benign-1.72Neutral0.525Possibly Damaging0.107Benign3.45Benign0.07Tolerated3.4710110.114.03201.7-18.00.00.0-0.20.7XPotentially BenignSer704 is located at the end and outer surface of an α-helix (res. Thr704-Gly712), which is connected via a tight turn or loop to another α-helix (res. Asp684-Gln702). The hydroxyl side chain of Ser704 occasionally forms a hydrogen bond with the amide group of Ala707. Similarly, in the variant simulations, the hydroxyl side chain of Thr704 forms hydrogen bonds with the amide groups of Ala707 and Leu708. Thus, the residue swap does not cause any apparent structural change.
c.2113A>CK705Q
(3D Viewer)
Likely BenignGAPUncertain 16-33441372-A-C16.20e-7-5.787Likely Benign0.436AmbiguousLikely Benign0.142Likely Benign-0.10Likely Benign0.00.33Likely Benign0.12Likely Benign-0.02Likely Benign-0.24Neutral0.997Probably Damaging0.969Probably Damaging3.42Benign0.78Tolerated3.4710110.4-0.04
c.2115G>CK705N
(3D Viewer)
Likely PathogenicGAPLikely Pathogenic 1-9.767Likely Pathogenic0.925Likely PathogenicAmbiguous0.183Likely Benign0.74Ambiguous0.00.37Likely Benign0.56Ambiguous0.44Likely Benign-3.12Deleterious0.996Probably Damaging0.876Possibly Damaging3.37Benign0.02Affected3.4710100.4-14.07221.4-20.20.00.00.00.1XUncertainThe amino side chain of Lys705, located at the end and outer surface of an α-helix (res. Thr704-Gly712), does not form any interactions in the WT simulations. In the variant simulations, the carboxamide side chain of Asn705 briefly forms a salt bridge with Glu706. However, there is no apparent difference between the systems. Due to the model ending abruptly at the C-terminus, no definite conclusions can be drawn based on the simulations.
c.2131C>GL711V
(3D Viewer)
Likely PathogenicGAPUncertain16-33441596-C-G16.20e-7-10.045Likely Pathogenic0.709Likely PathogenicLikely Benign0.170Likely Benign3.48Destabilizing0.12.22Destabilizing2.85Destabilizing1.40Destabilizing-2.59Deleterious0.992Probably Damaging0.970Probably Damaging3.34Benign0.00Affected3.509120.4-14.03
c.2158G>AD720N
(3D Viewer)
Likely PathogenicGAPLikely Benign 16-33441623-G-A53.10e-6-9.135Likely Pathogenic0.654Likely PathogenicLikely Benign0.289Likely Benign0.01Likely Benign0.0-0.20Likely Benign-0.10Likely Benign0.46Likely Benign-3.74Deleterious1.000Probably Damaging0.995Probably Damaging2.18Pathogenic0.01Affected3.509120.0-0.98
c.1718G>AR573Q
(3D Viewer)
Likely PathogenicGAPLikely Pathogenic 1-9.900Likely Pathogenic0.923Likely PathogenicAmbiguous0.733Likely Pathogenic2.28Destabilizing0.81.94Ambiguous2.11Destabilizing1.08Destabilizing-3.16Deleterious1.000Probably Damaging0.995Probably Damaging-1.31Pathogenic0.12Tolerated3.3735111.0-28.06230.149.90.00.0-0.60.0XXPotentially PathogenicThe guanidinium group of Arg573, located in an α-helix (res. Arg563-Glu578), forms a salt bridge with the carboxylate groups of Glu582 and/or Asp586 from a nearby α-helix (res. Glu582-Met603) in the WT simulations. Additionally, the Arg573 side chain stacks planarly with the aromatic phenol ring of Tyr665 and hydrogen bonds with the hydroxyl group of Ser668 from another α-helix (res. Ser641-Ser668). In the variant simulations, although the carboxamide group of the Gln573 side chain can hydrogen bond with the carboxylate group of Glu582 or the hydroxyl group of Ser668, these interactions are not as coordinated, stable, or strong as those of the positively charged Arg573. Consequently, the integrity of the opposing α-helix end (res. Glu582-Met603) is weakened. Overall, the residue swap has the potential to substantially affect the tertiary structure assembly during the protein folding process.
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.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.1729G>AA577T
(3D Viewer)
Likely BenignGAPBenign 16-33440781-G-A63.72e-6-5.311Likely Benign0.322Likely BenignLikely Benign0.427Likely Benign0.86Ambiguous0.10.54Ambiguous0.70Ambiguous0.54Ambiguous-1.47Neutral0.999Probably Damaging0.987Probably Damaging-1.31Pathogenic0.47Tolerated3.373410-2.530.03191.9-43.40.00.00.70.1XPotentially BenignAla577 is located near the end and outer surface of an α-helix (res. Arg563-Glu578), where its methyl group does not form any particular interactions in the WT simulations. In the variant simulations, the hydroxyl group of the Thr577 side chain hydrogen bonds with the backbone atoms of Arg573 and Lys574 within the same helix, which has the potential to weaken the stability of the secondary structure element. Regardless, the residue swap seems to be well tolerated based on the variant simulations.
c.1730C>GA577G
(3D Viewer)
Likely BenignGAPBenign/Likely benign 26-33440782-C-G16.20e-7-5.717Likely Benign0.268Likely BenignLikely Benign0.443Likely Benign0.83Ambiguous0.01.02Ambiguous0.93Ambiguous0.86Ambiguous-1.84Neutral0.997Probably Damaging0.990Probably Damaging-1.31Pathogenic0.31Tolerated3.373410-2.2-14.03158.723.60.00.00.00.0XPotentially BenignAla577 is located near the end and outer surface of an α-helix (res. Arg563-Glu578), where its methyl group does not form any particular interactions in the WT simulations. The introduced residue, glycine, is known as an “α-helix breaker.” However, the residue swap caused only minor helix shortening in one of the replica simulations for the variant system. Regardless, the residue swap seems to be well tolerated based on the variant simulations.
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.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.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.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.1742G>AR581Q
(3D Viewer)
Likely PathogenicGAPBenign 16-33440794-G-A84.96e-6-7.584In-Between0.673Likely PathogenicLikely Benign0.481Likely Benign1.31Ambiguous0.1-0.42Likely Benign0.45Likely Benign0.88Ambiguous-2.77Deleterious1.000Probably Damaging0.995Probably Damaging-1.21Pathogenic0.11Tolerated3.3734111.0-28.06239.653.5-0.20.2-0.40.1XPotentially PathogenicArg581 is located on a short α-α loop between two α helices (res. Arg563-Glu578 and res. Glu582-Ser604). In the WT simulations, the guanidinium group of Arg581 forms salt bridges with the carboxylate groups of Asp583 within the same helix, as well as with Glu478 and/or Glu480 on a slightly α-helical loop (res. Glu478-Thr488) preceding another α helix (res. Ala461-Phe476).In the variant simulations, the neutral carboxamide group of the Gln581 side chain cannot form any of these salt bridges. Instead, it packs hydrophobically against Met477 and Ile587 or forms hydrogen bonds sporadically with nearby residues (e.g., Asp583, Arg587). Thus, although no drastic changes are observed in the variant simulations, the residue swap could weaken the tertiary structure assembly.
c.2246G>AR749QLikely BenignLikely Benign 16-33441711-G-A42.48e-6-3.069Likely Benign0.212Likely BenignLikely Benign0.152Likely Benign-1.00Neutral0.999Probably Damaging0.994Probably Damaging2.64Benign0.03Affected4.322111.0-28.06
c.2270G>CG757ALikely BenignUncertain 1-2.626Likely Benign0.091Likely BenignLikely Benign0.066Likely Benign-0.45Neutral0.267Benign0.127Benign2.73Benign0.35Tolerated102.214.03
c.1768A>GS590G
(3D Viewer)
Likely PathogenicGAPConflicting 26-33440820-A-G148.67e-6-14.277Likely Pathogenic0.574Likely PathogenicLikely Benign0.379Likely Benign0.67Ambiguous0.11.28Ambiguous0.98Ambiguous0.71Ambiguous-3.92Deleterious1.000Probably Damaging0.922Probably Damaging3.42Benign0.06Tolerated3.3735100.4-30.03186.749.40.00.00.10.0XPotentially PathogenicIn the WT simulations, the hydroxyl group of Ser590, located on an α helix (res. Glu582-Met603), forms hydrogen bonds with the backbone carbonyl of Ala634 and/or the carboxamide group of the Asn635 side chain at the end of the opposing α helix (res. Thr619-Ala634).The residue swap could weaken the integrity of the α helix, as glycine is known as an “α helix breaker.” However, no discernible difference was observed between the WT and variant simulations in this regard. Importantly, Gly590 cannot form hydrogen bonds with the opposing helix in the same way that serine can, which could weaken the tertiary structure assembly between the two helices.
c.1771G>AA591T
(3D Viewer)
Likely PathogenicGAPConflicting 36-33440823-G-A181.12e-5-9.572Likely Pathogenic0.704Likely PathogenicLikely Benign0.270Likely Benign1.61Ambiguous0.21.00Ambiguous1.31Ambiguous1.19Destabilizing-3.40Deleterious0.955Possibly Damaging0.209Benign3.48Benign0.01Affected3.373510-2.530.03202.9-43.40.20.00.70.1XPotentially BenignThe methyl group of the Ala591 side chain, located in the middle of an α helix (res. Glu582-Met603), packs against hydrophobic residues (e.g., Ile483, Phe484) of an opposing partially helical loop (res. Phe476-Asn487).In the variant simulations, the hydroxyl group of Thr591 can form hydrogen bonds with the backbone carbonyl of Ile843 in the opposing loop or the backbone carbonyl group of Arg587. These interactions could either reinforce the tertiary assembly or weaken the α helix unity. Additionally, the Thr591 side chain can hydrogen bond with the guanidinium group of the Arg587 side chain, potentially strengthening the α helix unity.Overall, the residue swap does not seem to cause any major negative effects on the protein structure.
c.1771G>CA591P
(3D Viewer)
Likely PathogenicGAPUncertain 1-14.479Likely Pathogenic0.991Likely PathogenicLikely Pathogenic0.404Likely Benign3.78Destabilizing0.37.29Destabilizing5.54Destabilizing1.45Destabilizing-4.41Deleterious0.995Probably Damaging0.853Possibly Damaging3.35Benign0.01Affected3.37351-1-3.426.04191.5-10.10.20.10.40.1XPotentially PathogenicThe methyl group of the Ala591 side chain, located in the middle of an α helix (res. Glu582-Met603), packs against hydrophobic residues (e.g., Ile483, Phe484) of an opposing partially helical loop (res. Phe476-Asn487).In the variant simulations, Pro591 lacks a free backbone amide group and, therefore, cannot form a hydrogen bond with the backbone carbonyl of Arg587 as Ala591 does in the WT. This notably weakens the α helix integrity and compromises the continuity of the helix. In reality, the effect on the structure during protein folding could be more severe.
c.2277G>AM759ILikely BenignUncertain 16-33441742-G-A16.20e-7-4.058Likely Benign0.393AmbiguousLikely Benign0.075Likely Benign-0.88Neutral0.454Possibly Damaging0.192Benign2.83Benign0.34Tolerated3.995122.6-18.03
c.2282G>AR761QLikely BenignUncertain 16-33441747-G-A116.81e-6-4.187Likely Benign0.202Likely BenignLikely Benign0.191Likely Benign-0.63Neutral0.996Probably Damaging0.878Possibly Damaging2.75Benign0.40Tolerated3.995111.0-28.06
c.2291A>GN764SLikely BenignBenign 1-3.149Likely Benign0.159Likely BenignLikely Benign0.058Likely Benign-0.84Neutral0.992Probably Damaging0.846Possibly Damaging2.65Benign0.61Tolerated3.646112.7-27.03
c.2294G>AS765NLikely BenignUncertain 1-5.098Likely Benign0.378AmbiguousLikely Benign0.094Likely Benign-0.94Neutral0.985Probably Damaging0.950Probably Damaging4.11Benign0.06Tolerated3.64611-2.727.03
c.2302G>AD768NLikely BenignUncertain 16-33442460-G-A22.57e-6-6.892Likely Benign0.453AmbiguousLikely Benign0.048Likely Benign-0.77Neutral0.106Benign0.009Benign4.07Benign0.96Tolerated3.646120.0-0.98
c.2324G>AR775QLikely BenignConflicting 36-33442482-G-A111.41e-5-4.476Likely Benign0.229Likely BenignLikely Benign0.085Likely Benign-0.63Neutral0.969Probably Damaging0.863Possibly Damaging4.17Benign0.16Tolerated3.646111.0-28.0610.1016/j.ajhg.2020.11.011
c.2343G>AM781ILikely BenignBenign 1-2.484Likely Benign0.323Likely BenignLikely Benign0.101Likely Benign0.05Neutral0.000Benign0.001Benign2.89Benign1.00Tolerated3.646122.6-18.03
c.2349G>AM783ILikely BenignBenign 16-33442901-G-A63.72e-6-3.560Likely Benign0.418AmbiguousLikely Benign0.042Likely Benign-0.54Neutral0.004Benign0.006Benign2.87Benign0.22Tolerated3.646122.6-18.03
c.2350G>AA784TLikely BenignBenign 1-3.579Likely Benign0.089Likely BenignLikely Benign0.046Likely Benign1.23Neutral0.001Benign0.006Benign2.92Benign1.00Tolerated3.64610-2.530.03
c.1813C>TP605S
(3D Viewer)
Likely PathogenicGAPUncertain 1-10.830Likely Pathogenic0.987Likely PathogenicLikely Pathogenic0.718Likely Pathogenic3.40Destabilizing0.13.34Destabilizing3.37Destabilizing1.00Destabilizing-7.96Deleterious1.000Probably Damaging1.000Probably Damaging0.70Pathogenic0.00Affected3.37351-10.8-10.04213.8-15.4-0.30.20.20.1XXPotentially PathogenicPro605 is located in a short turn between an α helix (res. Glu582-Met603) and a short α helical section (res. Ser606-Phe608). The pyrrolidine side chain of Pro605 packs hydrophobically with nearby hydrophobic residues (e.g., Ile514, Leu623, Leu610) in the inter-helix space. Additionally, proline lacks a free backbone amide group, which breaks the α helix and facilitates the turn in the WT structure.In the variant simulations, the hydroxyl side chain of Ser605 forms hydrogen bonds with the backbone carbonyl groups of Ala601 and Ile602. Importantly, the helix end is more stable than with Pro605 in the WT. Indeed, proline is a more effective secondary structure breaker compared to serine.Thus, the residue swap could have a more profound effect on the actual folding process, for example, by preventing the bending at the α helix end, than what the simulations suggest. Moreover, due to its location at the GAP-Ras interface, the residue swap could affect the GAP-Ras association.
c.2362T>AS788TLikely BenignSH3-binding motifUncertain 26-33442914-T-A42.49e-6-4.288Likely Benign0.288Likely BenignLikely Benign0.092Likely Benign-2.25Neutral0.979Probably Damaging0.982Probably Damaging1.55Pathogenic0.02Affected3.646110.114.03
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.1862G>AR621Q
(3D Viewer)
Likely PathogenicGAPLikely Benign 16-33440914-G-A191.18e-5-14.682Likely Pathogenic0.910Likely PathogenicAmbiguous0.621Likely Pathogenic0.81Ambiguous0.11.13Ambiguous0.97Ambiguous1.35Destabilizing-3.98Deleterious1.000Probably Damaging0.997Probably Damaging2.82Benign0.01Affected3.3735111.0-28.06243.754.30.00.0-0.40.2XXPotentially PathogenicThe guanidinium group of Arg621, located in an α helix (res. Glu617-Asn635), forms a salt bridge with Glu525 in a nearby loop and stacks with Leu635. In the variant simulations, the carboxamide side chain of Gln621, which can act as both a hydrogen bond acceptor and donor, also stacks with Leu635 but can only sporadically hydrogen bond with Glu525.Accordingly, the residue swap could affect the tertiary structure integrity by disrupting the salt bridge formation. Additionally, due to its location at the GAP-Ras interface, the residue swap could impact the complex formation with the GTPase, but this cannot be investigated using solvent-only simulations.
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.2405G>AG802DLikely BenignSH3-binding motifUncertain 16-33442957-G-A16.20e-7-5.083Likely Benign0.476AmbiguousLikely Benign0.153Likely Benign-0.38Neutral0.126Benign0.138Benign2.72Benign0.09Tolerated3.7751-1-3.158.04
c.2434C>TP812SLikely BenignSH3-binding motifUncertain 16-33442986-C-T16.20e-7-5.689Likely Benign0.456AmbiguousLikely Benign0.162Likely Benign-0.62Neutral0.999Probably Damaging0.966Probably Damaging2.89Benign0.95Tolerated4.3241-10.8-10.04
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.2502G>CM834ILikely BenignUncertain 1-3.377Likely Benign0.291Likely BenignLikely Benign0.055Likely Benign-1.21Neutral0.026Benign0.009Benign2.56Benign0.00Affected4.324122.6-18.03
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.2514C>AN838KLikely PathogenicUncertain 2-8.470Likely Pathogenic0.862Likely PathogenicAmbiguous0.097Likely Benign-2.78Deleterious0.997Probably Damaging0.995Probably Damaging2.69Benign0.16Tolerated3.77510-0.414.07
c.2521G>AV841MUncertain 16-33443073-G-A31.86e-6-7.000In-Between0.651Likely PathogenicLikely Benign0.119Likely Benign-0.74Neutral0.999Probably Damaging0.998Probably Damaging2.54Benign0.02Affected3.77512-2.332.06
c.2068T>CS690P
(3D Viewer)
Likely PathogenicGAPUncertain 1-14.568Likely Pathogenic0.999Likely PathogenicLikely Pathogenic0.431Likely Benign4.84Destabilizing0.34.40Destabilizing4.62Destabilizing1.42Destabilizing-4.77Deleterious0.998Probably Damaging0.790Possibly Damaging3.44Benign0.01Affected3.42171-1-0.810.04207.515.10.10.0-0.10.2XXPotentially PathogenicThe hydroxyl side chain of Ser690, located in an α-helix (res. Leu696-Leu685), forms a hydrogen bond with the backbone carbonyl group of Ser410 in an anti-parallel β-sheet of the C2 domain (res. Ile411-Ala399). In the variant simulations, the pyrrolidine side chain of Pro690 cannot form hydrogen bonds with the C2 domain residue, resulting in the loss of this inter-domain connection. Additionally, prolines lack a free amide group necessary for hydrogen bonding with the carbonyl group of Gly686, introducing a slight bend in the α-helix and compromising its integrity.
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.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.2105A>GQ702R
(3D Viewer)
GAPUncertain 1-7.894In-Between0.348AmbiguousLikely Benign0.294Likely Benign-0.31Likely Benign0.10.63Ambiguous0.16Likely Benign0.13Likely Benign-3.14Deleterious0.909Possibly Damaging0.889Possibly Damaging3.43Benign0.02Affected3.471011-1.028.06270.3-52.90.00.00.00.1XPotentially PathogenicThe carboxamide side chain of Gln702 is located at the end and outer surface of an α-helix (res. Leu685-Gln702), where it does not directly form hydrogen bonds with any residues in the WT simulations. In the variant simulations, the positively charged guanidinium group of Arg702 forms a salt bridge with the negatively charged carboxylate group of Glu698 on the same helix and/or hydrogen bonds with the backbone carbonyl group of Ala438 on an opposite α-helix (res. Tyr428-Glu436). Consequently, the residue swap could strengthen the tertiary structure assembly, which could have either positive or negative effects on its function.
c.2111G>AS704N
(3D Viewer)
Likely BenignGAPBenign/Likely benign 36-33441370-G-A271.67e-5-5.917Likely Benign0.421AmbiguousLikely Benign0.058Likely Benign0.48Likely Benign0.1-0.12Likely Benign0.18Likely Benign0.54Ambiguous-0.49Neutral0.771Possibly Damaging0.275Benign3.39Benign0.08Tolerated3.471011-2.727.03233.2-29.1-0.10.0-0.10.1XPotentially BenignSer704 is located at the end and outer surface of an α-helix (res. Thr704-Gly712), which is connected via a tight turn or loop to another α-helix (res. Asp684-Gln702). The hydroxyl side chain of Ser704 occasionally forms a hydrogen bond with the amide group of Ala707. However, in the variant simulations, the carboxamide side chain of Asn704 achieves more lasting and numerous hydrogen-bonding interactions with the residues at the helix end, such as Glu706, Ala707, and Leu708. Consequently, the residue swap could strengthen the α-helix secondary structure integrity at the helix end, which could have either positive or negative effects on its function.
c.2143C>TP715S
(3D Viewer)
GAPLikely Pathogenic 16-33441608-C-T16.20e-7-7.635In-Between0.787Likely PathogenicAmbiguous0.277Likely Benign3.54Destabilizing0.00.81Ambiguous2.18Destabilizing0.94Ambiguous-7.17Deleterious1.000Probably Damaging0.998Probably Damaging3.43Benign0.01Affected3.5091-10.8-10.04231.8-14.0-0.10.0-0.80.1XUncertainPro715, along with Gly712 and Pro713, are located in a hinge region of an α-helix making a ~90-degree turn (res. Lys705-Leu725). In the WT simulations, the pyrrolidine side chain of Pro715, lacking the backbone amide groups altogether, forces the tight helix turn to take place while also hydrophobically packing with nearby residues (e.g., Leu700, Leu708, Leu714, and Leu718). Leu715, with a normal amide backbone, could potentially affect protein folding and turn formation, although this was not observed in the variant simulations. Additionally, the hydroxyl group of the Ser715 side chain can form hydrogen bonds with the backbone carbonyl group of Gly712 and disrupt the hydrophobic packing arrangement of the leucine residues from the neighboring α-helices, impacting the GAP domain tertiary assembly.
c.2147G>AR716Q
(3D Viewer)
GAPConflicting 26-33441612-G-A42.48e-6-8.338Likely Pathogenic0.308Likely BenignLikely Benign0.210Likely Benign-0.01Likely Benign0.00.47Likely Benign0.23Likely Benign0.58Ambiguous-3.14Deleterious1.000Probably Damaging0.990Probably Damaging3.35Benign0.02Affected3.509111.0-28.06250.048.90.00.0-0.50.0XUncertainThe guanidinium group of Arg716, located on the outer surface of an α-helix (res. Leu714-Arg726), forms a salt bridge with the carboxylate group of Asp720. In the variant simulations, the carboxamide group of Gln716 also forms a hydrogen bond with the carboxylate group of Asp720, although this bond is weaker than the Arg716 salt bridge in the WT. Overall, no adverse effects on the protein structure are observed in the simulations. However, because the model ends abruptly at the C-terminus, no definite conclusions can be drawn based on the simulations.
c.2632A>GT878ALikely BenignUncertain 1-2.154Likely Benign0.081Likely BenignLikely Benign0.088Likely Benign-0.67Neutral0.003Benign0.006Benign2.73Benign0.18Tolerated3.775102.5-30.03
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.265C>GP89ALikely BenignUncertain 2-5.778Likely Benign0.920Likely PathogenicAmbiguous0.095Likely Benign-2.47Neutral0.225Benign0.020Benign3.77Benign0.00Affected4.3211-13.4-26.04
c.2684G>AS895NLikely BenignUncertain 1-6.399Likely Benign0.604Likely PathogenicLikely Benign0.118Likely Benign-0.85Neutral0.991Probably Damaging0.988Probably Damaging2.64Benign0.30Tolerated4.32411-2.727.03
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.2729G>CG910ALikely BenignUncertain 16-33443281-G-C16.20e-7-3.587Likely Benign0.361AmbiguousLikely Benign0.209Likely Benign-1.43Neutral0.999Probably Damaging0.999Probably Damaging2.78Benign0.10Tolerated3.775102.214.03
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.2765G>AR922QLikely BenignBenign 16-33443317-G-A74.34e-6-3.295Likely Benign0.189Likely BenignLikely Benign0.085Likely Benign-0.27Neutral0.992Probably Damaging0.736Possibly Damaging2.57Benign0.20Tolerated3.775111.0-28.06
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.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.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.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.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.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.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.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.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.2924C>GT975SLikely BenignUncertain 1-2.743Likely Benign0.068Likely BenignLikely Benign0.109Likely Benign-0.57Neutral0.059Benign0.061Benign4.16Benign0.20Tolerated11-0.1-14.03
c.2932C>TP978SLikely BenignUncertain 1-3.913Likely Benign0.151Likely BenignLikely Benign0.085Likely Benign-1.07Neutral0.481Possibly Damaging0.220Benign4.22Benign0.48Tolerated1-10.8-10.04
c.2948G>AS983NLikely Benign 16-33443500-G-A63.72e-6-5.604Likely Benign0.909Likely PathogenicAmbiguous0.136Likely Benign-1.78Neutral0.991Probably Damaging0.988Probably Damaging2.04Pathogenic0.00Affected4.32111-2.727.03
c.2954G>AS985NLikely BenignUncertain 1-6.979Likely Benign0.845Likely PathogenicAmbiguous0.088Likely Benign-1.68Neutral0.991Probably Damaging0.988Probably Damaging2.65Benign0.00Affected4.32111-2.727.03
c.2960A>GD987GLikely PathogenicUncertain 1-4.782Likely Benign0.849Likely PathogenicAmbiguous0.234Likely Benign-2.79Deleterious0.943Possibly Damaging0.808Possibly Damaging2.45Pathogenic0.07Tolerated4.3221-13.1-58.04
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.29G>AR10QLikely BenignUncertain 26-33420293-G-A201.30e-5-4.438Likely Benign0.185Likely BenignLikely Benign0.084Likely Benign0.03Neutral0.121Benign0.004Benign4.17Benign0.00Affected4.321111.0-28.06
c.3020G>AS1007NLikely BenignBenign 1-5.113Likely Benign0.803Likely PathogenicAmbiguous0.075Likely Benign-1.54Neutral0.997Probably Damaging0.992Probably Damaging2.65Benign0.01Affected3.77511-2.727.03
c.3100C>GP1034ALikely BenignBenign 1-4.174Likely Benign0.178Likely BenignLikely Benign0.060Likely Benign-2.44Neutral0.059Benign0.061Benign2.47Pathogenic0.06Tolerated3.7751-13.4-26.04
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.3125A>GQ1042RLikely BenignUncertain 26-33443677-A-G21.24e-6-2.928Likely Benign0.413AmbiguousLikely Benign0.300Likely Benign-1.39Neutral0.586Possibly Damaging0.120Benign5.48Benign0.12Tolerated3.77511-1.028.06
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.3161G>AG1054DUncertain 1-10.385Likely Pathogenic0.351AmbiguousLikely Benign0.279Likely Benign-0.26Neutral0.818Possibly Damaging0.266Benign4.07Benign0.37Tolerated3.7751-1-3.158.04
c.3170G>AS1057NLikely BenignUncertain 1-6.386Likely Benign0.117Likely BenignLikely Benign0.218Likely Benign-0.41Neutral0.451Benign0.129Benign5.25Benign0.28Tolerated11-2.727.03
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.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.3181G>AG1061SLikely BenignUncertain 1-4.891Likely Benign0.079Likely BenignLikely Benign0.283Likely Benign-0.68Neutral0.004Benign0.004Benign4.00Benign0.00Affected10-0.430.03
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.3223C>AQ1075KLikely BenignUncertain 1-5.135Likely Benign0.728Likely PathogenicLikely Benign0.134Likely Benign-0.67Neutral0.963Probably Damaging0.959Probably Damaging2.75Benign1.00Tolerated3.77511-0.40.04
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.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.3254G>AR1085QLikely BenignUncertain 16-33443806-G-A53.16e-6-3.843Likely Benign0.589Likely PathogenicLikely Benign0.224Likely Benign-1.43Neutral0.998Probably Damaging0.988Probably Damaging2.73Benign0.02Affected3.775111.0-28.06
c.3293G>AS1098NLikely BenignConflicting 26-33443845-G-A63.89e-6-5.120Likely Benign0.156Likely BenignLikely Benign0.063Likely Benign-0.58Neutral0.369Benign0.120Benign2.76Benign0.36Tolerated3.77511-2.727.03
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.3314G>AR1105QLikely BenignUncertain 26-33443866-G-A31.96e-6-3.666Likely Benign0.216Likely BenignLikely Benign0.104Likely Benign-1.21Neutral0.958Probably Damaging0.194Benign2.50Benign0.16Tolerated3.775111.0-28.06
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.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.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.3368G>AG1123DUncertain 16-33443920-G-A21.33e-6-10.321Likely Pathogenic0.405AmbiguousLikely Benign0.360Likely Benign-0.78Neutral0.500Possibly Damaging0.157Benign4.34Benign0.19Tolerated3.7751-1-3.158.04
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.3377G>AG1126DUncertain 1-8.888Likely Pathogenic0.432AmbiguousLikely Benign0.376Likely Benign-0.65Neutral0.906Possibly Damaging0.473Possibly Damaging4.82Benign0.02Affected3.7751-1-3.158.04
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.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.3405G>CK1135NLikely BenignUncertain 1-5.715Likely Benign0.960Likely PathogenicLikely Pathogenic0.166Likely Benign-0.97Neutral0.411Benign0.321Benign5.43Benign0.07Tolerated4.322100.4-14.07
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.3484C>TP1162SLikely BenignUncertain 1-2.118Likely Benign0.913Likely PathogenicAmbiguous0.215Likely Benign-1.93Neutral1.000Probably Damaging0.999Probably Damaging2.73Benign0.55Tolerated3.8831-10.8-10.04
c.3487C>GH1163DUncertain 1-2.107Likely Benign0.949Likely PathogenicAmbiguous0.476Likely Benign-2.60Deleterious0.991Probably Damaging0.991Probably Damaging5.44Benign0.31Tolerated3.8831-1-0.3-22.05
c.3508A>GS1170GLikely BenignCoiled-coilUncertain 1-4.288Likely Benign0.221Likely BenignLikely Benign0.349Likely Benign-0.81Neutral0.241Benign0.229Benign5.31Benign0.54Tolerated4.324100.4-30.03
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.3572G>AR1191QLikely BenignCoiled-coilUncertain 26-33444607-G-A95.58e-6-1.069Likely Benign0.943Likely PathogenicAmbiguous0.343Likely Benign-1.41Neutral0.998Probably Damaging0.992Probably Damaging2.68Benign0.08Tolerated3.824111.0-28.06
c.3607C>GH1203DLikely BenignCoiled-coilUncertain 1-6.729Likely Benign0.525AmbiguousLikely Benign0.403Likely Benign-1.89Neutral0.473Possibly Damaging0.265Benign5.51Benign0.24Tolerated3.7751-1-0.3-22.05
c.3631A>GM1211VLikely BenignCoiled-coilBenign 16-33446623-A-G31.86e-6-2.101Likely Benign0.258Likely BenignLikely Benign0.412Likely Benign-0.29Neutral0.932Possibly Damaging0.949Probably Damaging5.43Benign0.72Tolerated3.775122.3-32.06
c.3633G>AM1211ILikely BenignCoiled-coilUncertain 16-33446625-G-A31.86e-6-1.537Likely Benign0.764Likely PathogenicLikely Benign0.298Likely Benign-0.42Neutral0.969Probably Damaging0.968Probably Damaging5.40Benign1.00Tolerated3.775122.6-18.03
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.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.3705G>AM1235ILikely BenignCoiled-coilUncertain 1-4.312Likely Benign0.310Likely BenignLikely Benign0.027Likely Benign-1.44Neutral0.139Benign0.056Benign2.69Benign0.04Affected3.775122.6-18.03
c.3731G>AS1244NLikely PathogenicCoiled-coilUncertain 1-9.008Likely Pathogenic0.751Likely PathogenicLikely Benign0.154Likely Benign-1.87Neutral0.997Probably Damaging0.992Probably Damaging2.10Pathogenic0.15Tolerated3.77511-2.727.03
c.373C>TP125SLikely BenignUncertain 1-3.769Likely Benign0.238Likely BenignLikely Benign0.121Likely Benign-3.57Deleterious0.580Possibly Damaging0.140Benign2.86Benign0.02Affected3.6151-10.8-10.04
c.3773A>GQ1258RLikely PathogenicCoiled-coilUncertain 1-10.971Likely Pathogenic0.931Likely PathogenicAmbiguous0.316Likely Benign-3.19Deleterious0.994Probably Damaging0.988Probably Damaging2.00Pathogenic0.00Affected11-1.028.06
c.380G>AR127QLikely BenignUncertain 16-33432245-G-A63.72e-6-1.711Likely Benign0.320Likely BenignLikely Benign0.037Likely Benign-1.04Neutral0.006Benign0.001Benign4.04Benign0.02Affected3.744111.0-28.06
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.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.3862A>GK1288EUncertain 16-33447910-A-G53.22e-6-2.751Likely Benign0.407AmbiguousLikely Benign0.185Likely Benign-3.27Deleterious0.979Probably Damaging0.973Probably Damaging2.13Pathogenic0.00Affected3.775100.40.94
c.3907G>AG1303SLikely BenignUncertain 1-2.271Likely Benign0.125Likely BenignLikely Benign0.155Likely Benign-0.19Neutral0.649Possibly Damaging0.433Benign2.84Benign0.18Tolerated10-0.430.03
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.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.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.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.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.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.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.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.3983G>AR1328QLikely BenignUncertain 36-33451857-G-A351.49e-4-2.921Likely Benign0.273Likely BenignLikely Benign0.043Likely Benign-1.02Neutral0.799Possibly Damaging0.098Benign4.12Benign0.03Affected3.775111.0-28.06
c.4000A>GN1334DUncertain 16-33451874-A-G-4.584Likely Benign0.674Likely PathogenicLikely Benign0.126Likely Benign-3.06Deleterious0.886Possibly Damaging0.522Possibly Damaging3.55Benign0.00Affected3.775120.00.98
c.4003G>AG1335SLikely PathogenicConflicting 26-33451877-G-A32.37e-6-4.495Likely Benign0.986Likely PathogenicLikely Pathogenic0.362Likely Benign-3.79Deleterious1.000Probably Damaging0.997Probably Damaging2.04Pathogenic0.00Affected3.77510-0.430.03
c.4013G>AR1338QLikely BenignConflicting 36-33451887-G-A128.40e-6-3.494Likely Benign0.317Likely BenignLikely Benign0.076Likely Benign-1.87Neutral0.896Possibly Damaging0.194Benign3.81Benign0.02Affected3.775111.0-28.06
c.401G>AS134NLikely BenignUncertain 1-5.534Likely Benign0.813Likely PathogenicAmbiguous0.075Likely Benign-1.62Neutral0.001Benign0.002Benign3.90Benign0.00Affected3.61511-2.727.03
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.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.404G>AR135QUncertain 16-33432701-G-A53.84e-6-8.011Likely Pathogenic0.853Likely PathogenicAmbiguous0.087Likely Benign-1.94Neutral0.327Benign0.100Benign3.76Benign0.02Affected3.615111.0-28.06
c.407G>AR136QBenign 16-33432704-G-A139.17e-6-11.146Likely Pathogenic0.950Likely PathogenicAmbiguous0.190Likely Benign-2.26Neutral0.957Probably Damaging0.342Benign3.52Benign0.01Affected3.615111.0-28.06
c.416G>AS139NLikely BenignUncertain 16-33432713-G-A32.22e-6-4.584Likely Benign0.688Likely PathogenicLikely Benign0.109Likely Benign-0.75Neutral0.149Benign0.047Benign4.14Benign0.24Tolerated3.61511-2.727.03
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.43G>CA15PLikely BenignUncertain 1-3.436Likely Benign0.097Likely BenignLikely Benign0.146Likely Benign-0.23Neutral0.880Possibly Damaging0.123Benign4.09Benign0.00Affected1-1-3.426.04
c.455G>AR152QUncertain 16-33432752-G-A53.14e-6-10.336Likely Pathogenic0.989Likely PathogenicLikely Pathogenic0.181Likely Benign-2.34Neutral0.997Probably Damaging0.968Probably Damaging3.89Benign0.00Affected3.615111.0-28.06
c.491G>AR164QUncertain 16-33432788-G-A21.24e-6-11.208Likely Pathogenic0.600Likely PathogenicLikely Benign0.184Likely Benign-1.86Neutral0.957Probably Damaging0.342Benign3.82Benign0.00Affected3.744111.0-28.06
c.509G>AR170QPathogenic/Likely path. 6-9.021Likely Pathogenic0.798Likely PathogenicAmbiguous0.221Likely Benign-2.31Neutral0.947Possibly Damaging0.342Benign3.91Benign0.00Affected3.744111.0-28.0610.1016/j.ajhg.2020.11.011
c.515G>AR172QUncertain 16-33435157-G-A31.86e-6-7.245In-Between0.465AmbiguousLikely Benign0.135Likely Benign-1.72Neutral0.804Possibly Damaging0.091Benign4.04Benign0.04Affected3.615111.0-28.06
c.583G>CA195PLikely PathogenicLikely Pathogenic 1-9.715Likely Pathogenic0.978Likely PathogenicLikely Pathogenic0.152Likely Benign-3.03Deleterious0.997Probably Damaging0.916Probably Damaging4.00Benign0.04Affected3.5461-1-3.426.04
c.597C>AN199K
(3D Viewer)
PHUncertain 1-8.198Likely Pathogenic0.686Likely PathogenicLikely Benign0.024Likely Benign-0.19Likely Benign0.10.03Likely Benign-0.08Likely Benign0.33Likely Benign-1.48Neutral0.276Benign0.083Benign4.27Benign0.13Tolerated3.47910-0.414.07207.821.5-0.11.50.10.0XUncertainAsn199, located in the N-terminal loop before the first anti-parallel β sheet strand (res. Ile205-Pro208), is replaced by a positively charged lysine. On the protein surface, both the carboxamide group of Asn199 and the amino group of Lys199 side chains can form hydrogen bonds with the backbone carbonyl groups of residues (e.g., Ala249) at the end of an α helix (res. Ala236-Lys251). However, since the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.5G>AS2NLikely BenignUncertain 26-33420269-G-A31.96e-6-4.104Likely Benign0.207Likely BenignLikely Benign0.092Likely Benign-0.36Neutral0.000Benign0.000Benign4.06Benign0.00Affected4.32111-2.727.03
c.68A>GD23GLikely BenignUncertain 1-2.622Likely Benign0.684Likely PathogenicLikely Benign0.100Likely Benign-2.45Neutral0.805Possibly Damaging0.539Possibly Damaging3.50Benign0.00Affected1-13.1-58.04
c.719A>GD240GLikely PathogenicPHUncertain 1-12.825Likely Pathogenic0.951Likely PathogenicAmbiguous0.912Likely Pathogenic1.85Ambiguous0.12.72Destabilizing2.29Destabilizing0.24Likely Benign-6.19Deleterious0.993Probably Damaging0.984Probably Damaging5.79Benign0.01Affected1-13.1-58.04
c.74G>AR25QLikely BenignUncertain 16-33423483-G-A159.29e-6-4.126Likely Benign0.212Likely BenignLikely Benign0.038Likely Benign-0.70Neutral0.829Possibly Damaging0.614Possibly Damaging4.01Benign0.00Affected4.321111.0-28.06
c.667A>GT223A
(3D Viewer)
PHUncertain 16-33435518-A-G31.86e-6-7.076In-Between0.316Likely BenignLikely Benign0.574Likely Pathogenic0.30Likely Benign0.10.77Ambiguous0.54Ambiguous0.74Ambiguous-3.36Deleterious0.231Benign0.058Benign5.74Benign0.09Tolerated3.4113102.5-30.03186.444.00.00.00.00.0XXUncertainThe introduced residue Ala223 is located on the outer surface of an anti-parallel β sheet strand (res. Cys219-Thr224). Unlike the hydroxyl group of the Thr223 side chain in the WT protein, the methyl side chain of Ala223 cannot form hydrogen bonds with nearby residues Thr228 and Lys207. Without these hydrogen-bonding interactions at the β sheet surface, the secondary structure element becomes unstable and partially unfolds in the variant simulations. However, since the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.667A>TT223S
(3D Viewer)
PHConflicting 26-33435518-A-T31.86e-6-7.714In-Between0.410AmbiguousLikely Benign0.535Likely Pathogenic0.26Likely Benign0.10.50Ambiguous0.38Likely Benign0.62Ambiguous-2.86Deleterious0.421Benign0.058Benign5.80Benign0.02Affected3.411311-0.1-14.03200.717.3-0.20.20.00.0XUncertainThe introduced residue Ser223 is located on the outer surface of an anti-parallel β sheet strand (res. Cys219-Thr224). Its hydroxyl group forms hydrogen bonds with nearby residues Thr228 and Lys207 in the variant simulations, similar to the hydroxyl group of Thr223 in the WT simulations. These hydrogen-bonding interactions at the β sheet surface contribute to the stability of the secondary structure element and may prevent it from unfolding. However, since the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.670A>GT224A
(3D Viewer)
PHUncertain 36-33435521-A-G21.24e-6-7.379In-Between0.651Likely PathogenicLikely Benign0.464Likely Benign0.33Likely Benign0.11.05Ambiguous0.69Ambiguous0.91Ambiguous-2.96Deleterious0.243Benign0.079Benign5.57Benign0.57Tolerated3.4113102.5-30.03169.041.4-0.51.1-0.40.0XXUncertainThe introduced residue Ala224 is located on the outer surface of an anti-parallel β sheet strand (res. Cys219-Thr224). Unlike the hydroxyl group of the Thr224 side chain in the WT model, the methyl side chain of Ala224 cannot form hydrogen bonds with nearby residues Ser204, Ser226, and Gly227. Without these hydrogen-bonding interactions at the β sheet surface, the secondary structure element becomes unstable and unfolds during the variant simulations. However, since the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.767A>GN256S
(3D Viewer)
Likely PathogenicC2Likely Pathogenic 1-10.640Likely Pathogenic0.950Likely PathogenicAmbiguous0.707Likely Pathogenic0.31Likely Benign0.20.36Likely Benign0.34Likely Benign0.48Likely Benign-4.33Deleterious0.997Probably Damaging0.970Probably Damaging5.87Benign0.02Affected3.3915112.7-27.03
c.82T>CS28PLikely BenignUncertain 1-3.309Likely Benign0.051Likely BenignLikely Benign0.047Likely Benign1.37Neutral0.000Benign0.000Benign4.53Benign0.00Affected4.3211-1-0.810.04
c.694G>AA232T
(3D Viewer)
PHBenign 16-33435545-G-A16.20e-7-7.655In-Between0.874Likely PathogenicAmbiguous0.469Likely Benign0.47Likely Benign0.1-0.04Likely Benign0.22Likely Benign0.61Ambiguous-1.42Neutral0.608Possibly Damaging0.240Benign5.80Benign0.09Tolerated3.401410-2.530.03210.8-42.00.50.10.40.5XUncertainThe hydroxyl group of Thr232, located at the end of an anti-parallel β sheet strand (res. Thr228-Ala232), forms hydrogen bonds with nearby residues Glu217, Cys233, and Cys219 in the variant simulations. These hydrogen-bonding interactions at the β sheet surface contribute to the stability of the secondary structure element and prevent it from unfolding. The new hydrogen bond interactions may be more favorable for structural stability than the steric interactions of the methyl side chain of Ala with the side chains of Gln216 and Cys219 in the WT. However, since the model ends abruptly at the N-terminus, no definite conclusions can be drawn from the simulations.
c.703T>CS235P
(3D Viewer)
Likely PathogenicPHLikely Pathogenic 1-14.857Likely Pathogenic0.998Likely PathogenicLikely Pathogenic0.870Likely Pathogenic4.02Destabilizing0.16.91Destabilizing5.47Destabilizing1.23Destabilizing-4.24Deleterious0.917Possibly Damaging0.446Benign5.47Benign0.01Affected3.40141-1-0.810.04201.517.00.10.0-0.60.0XPotentially PathogenicIn the WT, the hydroxyl group of Ser235, located in a β-α loop between an anti-parallel β sheet strand (res. Gly227-Phe231) and an α helix (residues Ala236-Val250), forms hydrogen bonds with the GAP domain loop residue Glu680 and with the backbone amide groups of Ala237 and Glu238 from the α helix. In the variant simulations, the pyrrolidine ring of Pro235 cannot stabilize the α helix end or maintain tertiary bonding interactions between the PH and GAP domains via hydrogen bonding as effectively as serine.
c.862G>AD288N
(3D Viewer)
Likely PathogenicC2Uncertain 16-33437767-G-A21.24e-6-10.535Likely Pathogenic0.521AmbiguousLikely Benign0.321Likely Benign-0.39Likely Benign0.10.01Likely Benign-0.19Likely Benign-0.03Likely Benign-3.73Deleterious0.999Probably Damaging0.997Probably Damaging1.78Pathogenic0.05Affected3.3823120.0-0.98
c.910G>AD304N
(3D Viewer)
C2Uncertain 1-6.194Likely Benign0.391AmbiguousLikely Benign0.345Likely Benign0.30Likely Benign0.1-0.08Likely Benign0.11Likely Benign0.21Likely Benign-4.18Deleterious0.999Probably Damaging0.997Probably Damaging1.81Pathogenic0.03Affected3.3823120.0-0.98
c.745G>AA249T
(3D Viewer)
Likely BenignPHUncertain 1-3.564Likely Benign0.805Likely PathogenicAmbiguous0.487Likely Benign1.50Ambiguous0.61.39Ambiguous1.45Ambiguous0.30Likely Benign-0.96Neutral0.990Probably Damaging0.815Possibly Damaging5.65Benign0.40Tolerated3.391510-2.530.03214.5-43.30.00.00.50.2XPotentially BenignThe methyl group of Ala249, located on the surface of an α helix (res. Ala236-Val250) facing an anti-parallel β sheet strand (res. Ile205-Val209), packs against nearby hydrophobic residues such as Leu200, Leu246, and Val250. In the variant simulations, the hydroxyl group of Thr249, which is not suitable for hydrophobic packing, forms a stable hydrogen bond with the backbone carbonyl of Asn245 in the same helix. Although this interaction could theoretically weaken the structural integrity of the α helix, this destabilizing effect is not observed in the variant simulations.
c.762G>CK254N
(3D Viewer)
Likely PathogenicPHUncertain 1-13.306Likely Pathogenic0.999Likely PathogenicLikely Pathogenic0.757Likely Pathogenic0.73Ambiguous0.21.87Ambiguous1.30Ambiguous1.19Destabilizing-4.23Deleterious0.384Benign0.070Benign5.93Benign0.01Affected3.3915100.4-14.07215.3-21.0-1.01.70.20.3XPotentially PathogenicThe amino group of Lys254, located in an α-β loop connecting the PH and C2 domains (res. Lys251-Arg258), forms salt bridges with the carboxylate groups of Glu244 and Asp684. Since the neutral carboxamide group of the Asn254 side chain cannot form salt bridges with acidic residues, the residue swap potentially weakens the tertiary structure assembly and/or influences the loop positioning. Regardless, in both the variant and WT simulations, all hydrogen bonds formed by the residue’s side chain were broken, and the residue rotated outwards. The partially α helical conformation of the loop, which extends to a nearby α helix (res. Met414-Asn426), is dynamic, making it unclear if the mutation affects it.

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