ADD3 — 247 ClinVar variants
All ClinVar germline ADD3 variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 157 flagged for review →
1 Pathogenic/Likely pathogenic · 3 Conflicting · 7 Benign · 3 Benign/Likely benign · 71 Likely benign · 162 Uncertain significance
Full ADD3 gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions⚑ Evidence disagreements 157
Variants where the independent computational evidence doesn't line up with the clinical picture — a QC signal for a second look, not a reclassification.
Predictors agree, ClinVar conflicts 1
ClinVar submitters conflict, but the independent predictors unanimously agree — a QC review flag, not a reclassification.
Predicted LoF vs a conflicting call 1
ClinVar submitters conflict, and it's a predicted loss-of-function change in a gene where LoF causes disease — flagged for review, not resolved (verify NMD-escape for C-terminal truncations). Non-missense.
Predictors lean, ClinVar uncertain 99
ClinVar classifies these uncertain (VUS), but the independent predictors unanimously lean one way — a triage signal for review, not a reclassification.
-
ADD3 p.Ala588Gly
Uncertain significance
Multiple submitters
complex neurodevelopmental disorder with motor features
- ADD3 p.Arg27Cys Uncertain significance Multiple submitters
- ADD3 p.Arg46Gln Uncertain significance Multiple submitters
- ADD3 p.Arg645Gln Uncertain significance Multiple submitters
- ADD3 p.Asp587Gly Uncertain significance Multiple submitters
- ADD3 p.Gln63His Uncertain significance Multiple submitters
- ADD3 p.Gly82Asp Uncertain significance Multiple submitters
- ADD3 p.His636Tyr Uncertain significance Multiple submitters
- ADD3 p.Ile406Val Uncertain significance Multiple submitters
- ADD3 p.Leu381Ser Uncertain significance Multiple submitters
- ADD3 p.Lys342Glu Uncertain significance Multiple submitters
- ADD3 p.Pro601Leu Uncertain significance Multiple submitters
- ADD3 p.Ser3Leu Uncertain significance Multiple submitters
- ADD3 p.Thr137Ile Uncertain significance Multiple submitters
- ADD3 p.Thr86Ala Uncertain significance Multiple submitters
- ADD3 p.Ala142Val Uncertain significance Single submitter
- ADD3 p.Ala261Ser Uncertain significance Single submitter
- ADD3 p.Ala5Val Uncertain significance Single submitter
- ADD3 p.Arg138Leu Uncertain significance Single submitter
- ADD3 p.Arg456Gln Uncertain significance Single submitter
- ADD3 p.Arg57Gln Uncertain significance Single submitter
- ADD3 p.Arg690Cys Uncertain significance Single submitter
- ADD3 p.Arg690His Uncertain significance Single submitter
- ADD3 p.Asn29Ser Uncertain significance Single submitter
- ADD3 p.Asn499Thr Uncertain significance Single submitter
- ADD3 p.Asp126Gly Uncertain significance Single submitter
- ADD3 p.Asp170Tyr Uncertain significance Single submitter
- ADD3 p.Asp379Glu Uncertain significance Single submitter
- ADD3 p.Asp418Asn Uncertain significance Single submitter
- ADD3 p.Asp587Val Uncertain significance Single submitter
- ADD3 p.Cys139Ser Uncertain significance Single submitter
- ADD3 p.Cys139Tyr Uncertain significance Single submitter
- ADD3 p.Gln339Lys Uncertain significance Single submitter
- ADD3 p.Gln362Lys Uncertain significance Single submitter
- ADD3 p.Gln433His Uncertain significance Single submitter
- ADD3 p.Gln581Glu Uncertain significance Single submitter
- ADD3 p.Gln602Lys Uncertain significance Single submitter
- ADD3 p.Gln7Arg Uncertain significance Single submitter
- ADD3 p.Gln7His Uncertain significance Single submitter
- ADD3 p.Glu305Gly Uncertain significance Single submitter
- ADD3 p.Glu670Asp Uncertain significance Single submitter
- ADD3 p.Gly105Ser Uncertain significance Single submitter
- ADD3 p.Gly178Asp Uncertain significance Single submitter
- ADD3 p.Gly196Glu Uncertain significance Single submitter
- ADD3 p.Gly212Glu Uncertain significance Single submitter
- ADD3 p.Gly355Val Uncertain significance Single submitter
- ADD3 p.Gly676Ser Uncertain significance Single submitter
- ADD3 p.Gly8Asp Uncertain significance Single submitter
- ADD3 p.Gly8Ser Uncertain significance Single submitter
- ADD3 p.His171Gln Uncertain significance Single submitter
- ADD3 p.His210Arg Uncertain significance Single submitter
- ADD3 p.His334Arg Uncertain significance Single submitter
- ADD3 p.His545Arg Uncertain significance Single submitter
- ADD3 p.His556Arg Uncertain significance Single submitter
- ADD3 p.His612Arg Uncertain significance Single submitter
- ADD3 p.His636Pro Uncertain significance Single submitter
- ADD3 p.Ile161Thr Uncertain significance Single submitter
- ADD3 p.Ile172Phe Uncertain significance Single submitter
- ADD3 p.Ile173Val Uncertain significance Single submitter
- ADD3 p.Ile195Val Uncertain significance Single submitter
- ADD3 p.Ile230Leu Uncertain significance Single submitter
- ADD3 p.Ile94Met Uncertain significance Single submitter
- ADD3 p.Leu299Val Uncertain significance Single submitter
- ADD3 p.Leu584Val Uncertain significance Single submitter
- ADD3 p.Leu672Val Uncertain significance Single submitter
- ADD3 p.Lys140Ile Uncertain significance Single submitter
- ADD3 p.Lys191Thr Uncertain significance Single submitter
- ADD3 p.Lys476Glu Uncertain significance Single submitter
- ADD3 p.Met538Leu Uncertain significance Single submitter
- ADD3 p.Met538Val Uncertain significance Single submitter
- ADD3 p.Phe213Val Uncertain significance Single submitter
- ADD3 p.Pro109Ser Uncertain significance Single submitter
- ADD3 p.Pro284Arg Uncertain significance Single submitter
- ADD3 p.Pro392Arg Uncertain significance Single submitter
- ADD3 p.Pro424Ser Uncertain significance Single submitter
- ADD3 p.Pro548Leu Uncertain significance Single submitter
- ADD3 p.Pro605Thr Uncertain significance Single submitter
- ADD3 p.Pro85Thr Uncertain significance Single submitter
- ADD3 p.Ser214Gly Uncertain significance Single submitter
- ADD3 p.Ser241Phe Uncertain significance Single submitter
- ADD3 p.Ser242Phe Uncertain significance Single submitter
- ADD3 p.Ser285Asn Uncertain significance Single submitter
- ADD3 p.Ser360Ala Uncertain significance Single submitter
- ADD3 p.Ser474Leu Uncertain significance Single submitter
- ADD3 p.Ser523Phe Uncertain significance Single submitter
- ADD3 p.Ser64Ile Uncertain significance Single submitter
- ADD3 p.Ser6Ile Uncertain significance Single submitter
- ADD3 p.Thr127Ala Uncertain significance Single submitter
- ADD3 p.Thr222Ala Uncertain significance Single submitter
- ADD3 p.Thr377Ile Uncertain significance Single submitter
- ADD3 p.Thr437Ala Uncertain significance Single submitter
- ADD3 p.Thr537Ile Uncertain significance Single submitter
- ADD3 p.Thr568Ile Uncertain significance Single submitter
- ADD3 p.Val240Ala Uncertain significance Single submitter
- ADD3 p.Val477Gly Uncertain significance Single submitter
- ADD3 p.Val477Ile Uncertain significance Single submitter
- ADD3 p.Val530Ile Uncertain significance Single submitter
- ADD3 p.Val531Ala Uncertain significance Single submitter
- ADD3 p.Val9Met Uncertain significance Single submitter
Predictors split 56
The independent predictors disagree with each other — read with care.
- ADD3 p.Arg571His Uncertain significance Multiple submitters
- ADD3 p.Asn312Asp Uncertain significance Multiple submitters
-
ADD3 p.Asn332Ser
Uncertain significance
Multiple submitters
cerebral palsy, spastic quadriplegic, 3
- ADD3 p.Asp259Gly Uncertain significance Multiple submitters
-
ADD3 p.Asp259Val
Uncertain significance
Multiple submitters
complex neurodevelopmental disorder with motor features
- ADD3 p.Asp264Val Uncertain significance Multiple submitters
- ADD3 p.Glu659Lys Uncertain significance Multiple submitters
- ADD3 p.Gly114Cys Uncertain significance Multiple submitters
-
ADD3 p.Gly458Arg
Uncertain significance
Multiple submitters
cerebral palsy, spastic quadriplegic, 3
- ADD3 p.Leu136Phe Uncertain significance Multiple submitters
- ADD3 p.Leu516Phe Uncertain significance Multiple submitters
- ADD3 p.Ser102Pro Benign/Likely benign Multiple submitters
- ADD3 p.Ser104Leu Uncertain significance Multiple submitters
- ADD3 p.Ala350Val Likely benign Single submitter
- ADD3 p.Ala388Pro Uncertain significance Single submitter
- ADD3 p.Ala90Thr Uncertain significance Single submitter
- ADD3 p.Arg395Gly Uncertain significance Single submitter
- ADD3 p.Arg434Cys Uncertain significance Single submitter
- ADD3 p.Arg456Trp Uncertain significance Single submitter
- ADD3 p.Arg463Gln Uncertain significance Single submitter
- ADD3 p.Arg567Thr Uncertain significance Single submitter
- ADD3 p.Asn657His Uncertain significance Single submitter
- ADD3 p.Asp418Val Uncertain significance Single submitter
- ADD3 p.Gln169Lys Uncertain significance Single submitter
- ADD3 p.Glu564Lys Uncertain significance Single submitter
- ADD3 p.Glu659Gln Uncertain significance Single submitter
- ADD3 p.Gly354Arg Likely benign Single submitter
- ADD3 p.Gly575Asp Uncertain significance Single submitter
- ADD3 p.Ile219Val Uncertain significance Single submitter
- ADD3 p.Leu111Phe Uncertain significance Single submitter
- ADD3 p.Leu315Pro Uncertain significance Single submitter
- ADD3 p.Lys167Arg Uncertain significance Single submitter
- ADD3 p.Lys342Asn Uncertain significance Single submitter
- ADD3 p.Lys667Asn Uncertain significance Single submitter
- ADD3 p.Met41Val Uncertain significance Single submitter
- ADD3 p.Phe689Leu Uncertain significance Single submitter
- ADD3 p.Pro118Ser Uncertain significance Single submitter
- ADD3 p.Pro398Arg Uncertain significance Single submitter
- ADD3 p.Pro407Ala Uncertain significance Single submitter
- ADD3 p.Pro421Leu Uncertain significance Single submitter
- ADD3 p.Pro498Leu Uncertain significance Single submitter
- ADD3 p.Pro665Ser Uncertain significance Single submitter
- ADD3 p.Ser203Asn Uncertain significance Single submitter
- ADD3 p.Ser414Phe Uncertain significance Single submitter
- ADD3 p.Ser652Cys Uncertain significance Single submitter
- ADD3 p.Thr127Ile Uncertain significance Single submitter
- ADD3 p.Thr185Ala Uncertain significance Single submitter
- ADD3 p.Thr409Pro Uncertain significance Single submitter
- ADD3 p.Thr691Ala Uncertain significance Single submitter
- ADD3 p.Tyr24Asp Uncertain significance Single submitter
- ADD3 p.Tyr387Cys Uncertain significance Single submitter
- ADD3 p.Val163Gly Uncertain significance Single submitter
- ADD3 p.Val198Met Uncertain significance Single submitter
- ADD3 p.Val229Ala Uncertain significance Single submitter
- ADD3 p.Val591Phe Conflicting Single submitter
-
ADD3 p.Ser536Phe
Uncertain significance
No assertion criteria
microcephaly
All ADD3 variants
Pathogenic/Likely pathogenic 1
- p.Gly367Asp Multiple submitters cerebral palsy, spastic quadriplegic, 3
Conflicting classifications of pathogenicity 3
- p.Asp532Glu Single submitter ⚠
- p.Ter707= Single submitter ⚠
- p.Val591Phe Single submitter ⚠
Benign 7
- c.717+16T>G Multiple submitters
- p.Ala579Gly Multiple submitters
- p.Met635Ile Multiple submitters
- c.1521+15_1521+17del Single submitter
- c.335-11del Single submitter
- c.487-5dup Single submitter
- p.Leu45Ile Single submitter cerebral palsy, spastic quadriplegic, 3
Benign/Likely benign 3
- p.Ile668= Multiple submitters
- p.Ser102Pro Multiple submitters ⚠
- p.Val163= Multiple submitters
Likely benign 71
- p.Ile569= Multiple submitters
- p.Ser203= Multiple submitters
- p.Ser616= Multiple submitters
- p.Val626= Multiple submitters
- c.1144-17G>T Single submitter
- c.1401+17T>C Single submitter
- c.1401+8A>G Single submitter
- c.1521+12T>C Single submitter
- c.1608+14G>C Single submitter
- c.1609-14T>G Single submitter
- c.1733-12del Single submitter
- c.1828+6C>T Single submitter
- c.1828+8A>G Single submitter
- c.1829-17A>C Single submitter
- c.1829-4G>A Single submitter
- c.1829-5C>T Single submitter
- c.1829-6T>C Single submitter
- c.195+18G>A Single submitter
- c.196-17A>G Single submitter
- c.487-11T>G Single submitter
- c.487-14G>A Single submitter
- c.862-14G>T Single submitter
- c.960+18C>G Single submitter
- c.961-13C>A Single submitter
- c.961-7A>T Single submitter
- p.Ala350= Single submitter
- p.Ala350Val Single submitter ⚠
- p.Ala5= Single submitter
- p.Ala588Thr Single submitter
- p.Ala643= Single submitter
- p.Ala706= Single submitter
- p.Asn101= Single submitter
- p.Asn444= Single submitter
- p.Asn603= Single submitter
- p.Asp44= Single submitter
- p.Asp473= Single submitter
- p.Asp587= Single submitter
- p.Gln54= Single submitter
- p.Glu623_Val624delinsAspLeu Single submitter
- p.Glu69= Single submitter
- p.Gly354Arg Single submitter ⚠
- p.Gly8= Single submitter
- p.Ile10Val Single submitter
- p.Ile483= Single submitter
- p.Ile658= Single submitter
- p.Ile98= Single submitter
- p.Leu147= Single submitter
- p.Leu156= Single submitter
- p.Leu179= Single submitter
- p.Leu374= Single submitter
- p.Leu614= Single submitter
- p.Leu71= Single submitter
- p.Phe151= Single submitter
- p.Phe49= Single submitter
- p.Pro14= Single submitter
- p.Pro224= Single submitter
- p.Pro249= Single submitter
- p.Pro462= Single submitter
- p.Pro547Ser Single submitter
- p.Pro601= Single submitter
- p.Ser104= Single submitter
- p.Ser621= Single submitter
- p.Ser650= Single submitter
- p.Thr211= Single submitter
- p.Thr419= Single submitter
- p.Thr464= Single submitter
- p.Tyr341= Single submitter
- p.Tyr514= Single submitter
- p.Val604= Single submitter
- p.Val628= Single submitter
- p.Gly520= No assertion criteria ADD3-related disorder
Uncertain significance 162
- c.1733-1G>A Multiple submitters
- p.Ala588Gly Multiple submitters complex neurodevelopmental disorder with motor features ⚠
- p.Arg27Cys Multiple submitters ⚠
- p.Arg46Gln Multiple submitters ⚠
- p.Arg571His Multiple submitters ⚠
- p.Arg645Gln Multiple submitters ⚠
- p.Asn312Asp Multiple submitters ⚠
- p.Asn332Ser Multiple submitters cerebral palsy, spastic quadriplegic, 3 ⚠
- p.Asp259Gly Multiple submitters ⚠
- p.Asp259Val Multiple submitters complex neurodevelopmental disorder with motor features ⚠
- p.Asp264Val Multiple submitters ⚠
- p.Asp587Gly Multiple submitters ⚠
- p.Gln63His Multiple submitters ⚠
- p.Glu559del Multiple submitters
- p.Glu659Lys Multiple submitters ⚠
- p.Gly114Cys Multiple submitters ⚠
- p.Gly458Arg Multiple submitters cerebral palsy, spastic quadriplegic, 3 ⚠
- p.Gly82Asp Multiple submitters ⚠
- p.His636Tyr Multiple submitters ⚠
- p.Ile406Val Multiple submitters ⚠
- p.Leu136Phe Multiple submitters ⚠
- p.Leu381Ser Multiple submitters ⚠
- p.Leu516Phe Multiple submitters ⚠
- p.Lys342Glu Multiple submitters ⚠
- p.Pro601Leu Multiple submitters ⚠
- p.Ser104Leu Multiple submitters ⚠
- p.Ser3Leu Multiple submitters ⚠
- p.Thr137Ile Multiple submitters ⚠
- p.Thr86Ala Multiple submitters ⚠
- c.1401+4T>C Single submitter
- c.1828+4C>T Single submitter
- c.718-3T>C Single submitter
- c.-29-18442A>G Single submitter cerebral palsy, spastic quadriplegic, 3
- c.-29-34681T>C Single submitter cerebral palsy, spastic quadriplegic, 3
- p.Ala142Val Single submitter ⚠
- p.Ala261Ser Single submitter ⚠
- p.Ala388Pro Single submitter ⚠
- p.Ala5Val Single submitter ⚠
- p.Ala90Thr Single submitter ⚠
- p.Arg138Leu Single submitter ⚠
- p.Arg395Gly Single submitter ⚠
- p.Arg434Cys Single submitter ⚠
- p.Arg456Gln Single submitter ⚠
- p.Arg456Trp Single submitter ⚠
- p.Arg463Gln Single submitter ⚠
- p.Arg567Thr Single submitter ⚠
- p.Arg57Gln Single submitter ⚠
- p.Arg690Cys Single submitter ⚠
- p.Arg690His Single submitter ⚠
- p.Asn29Ser Single submitter ⚠
- p.Asn499Thr Single submitter ⚠
- p.Asn657His Single submitter ⚠
- p.Asp126Gly Single submitter ⚠
- p.Asp170Tyr Single submitter ⚠
- p.Asp379Glu Single submitter ⚠
- p.Asp418Asn Single submitter ⚠
- p.Asp418Val Single submitter ⚠
- p.Asp587Val Single submitter ⚠
- p.Cys139Ser Single submitter ⚠
- p.Cys139Tyr Single submitter ⚠
- p.Gln169Lys Single submitter ⚠
- p.Gln339Lys Single submitter ⚠
- p.Gln362Lys Single submitter ⚠
- p.Gln433His Single submitter ⚠
- p.Gln539Ter Single submitter
- p.Gln581Glu Single submitter ⚠
- p.Gln602Lys Single submitter ⚠
- p.Gln7Arg Single submitter ⚠
- p.Gln7His Single submitter ⚠
- p.Glu305Gly Single submitter ⚠
- p.Glu564Lys Single submitter ⚠
- p.Glu659Gln Single submitter ⚠
- p.Glu670Asp Single submitter ⚠
- p.Gly105Ser Single submitter ⚠
- p.Gly178Asp Single submitter ⚠
- p.Gly196Glu Single submitter ⚠
- p.Gly212Glu Single submitter ⚠
- p.Gly355Val Single submitter ⚠
- p.Gly575Asp Single submitter ⚠
- p.Gly676Ser Single submitter ⚠
- p.Gly8Asp Single submitter ⚠
- p.Gly8Ser Single submitter ⚠
- p.His171Gln Single submitter ⚠
- p.His210Arg Single submitter ⚠
- p.His334Arg Single submitter ⚠
- p.His545Arg Single submitter ⚠
- p.His556Arg Single submitter ⚠
- p.His612Arg Single submitter ⚠
- p.His636Pro Single submitter ⚠
- p.Ile161Thr Single submitter ⚠
- p.Ile172Phe Single submitter ⚠
- p.Ile173Val Single submitter ⚠
- p.Ile195Val Single submitter ⚠
- p.Ile219Val Single submitter ⚠
- p.Ile230Leu Single submitter ⚠
- p.Ile94Met Single submitter ⚠
- p.Leu111Phe Single submitter ⚠
- p.Leu299Val Single submitter ⚠
- p.Leu315Pro Single submitter ⚠
- p.Leu584Val Single submitter ⚠
- p.Leu672Val Single submitter ⚠
- p.Lys140Ile Single submitter ⚠
- p.Lys167Arg Single submitter ⚠
- p.Lys191Thr Single submitter ⚠
- p.Lys342Asn Single submitter ⚠
- p.Lys476Glu Single submitter ⚠
- p.Lys667Asn Single submitter ⚠
- p.Lys701del Single submitter
- p.Met41Val Single submitter ⚠
- p.Met538Leu Single submitter ⚠
- p.Met538Val Single submitter ⚠
- p.Phe213Val Single submitter ⚠
- p.Phe689Leu Single submitter ⚠
- p.Pro109Ser Single submitter ⚠
- p.Pro118Ser Single submitter ⚠
- p.Pro284Arg Single submitter ⚠
- p.Pro392Arg Single submitter ⚠
- p.Pro398Arg Single submitter ⚠
- p.Pro407Ala Single submitter ⚠
- p.Pro421Leu Single submitter ⚠
- p.Pro424Ser Single submitter ⚠
- p.Pro498Leu Single submitter ⚠
- p.Pro548Leu Single submitter ⚠
- p.Pro605Thr Single submitter ⚠
- p.Pro665Ser Single submitter ⚠
- p.Pro85Thr Single submitter ⚠
- p.Ser180fs Single submitter
- p.Ser203Asn Single submitter ⚠
- p.Ser214Gly Single submitter ⚠
- p.Ser241Phe Single submitter ⚠
- p.Ser242Phe Single submitter ⚠
- p.Ser285Asn Single submitter ⚠
- p.Ser360Ala Single submitter ⚠
- p.Ser414Phe Single submitter ⚠
- p.Ser474Leu Single submitter ⚠
- p.Ser523Phe Single submitter ⚠
- p.Ser64Ile Single submitter ⚠
- p.Ser652Cys Single submitter ⚠
- p.Ser6Ile Single submitter ⚠
- p.Thr127Ala Single submitter ⚠
- p.Thr127Ile Single submitter ⚠
- p.Thr185Ala Single submitter ⚠
- p.Thr222Ala Single submitter ⚠
- p.Thr377Ile Single submitter ⚠
- p.Thr409Pro Single submitter ⚠
- p.Thr437Ala Single submitter ⚠
- p.Thr467= Single submitter
- p.Thr537Ile Single submitter ⚠
- p.Thr568Ile Single submitter ⚠
- p.Thr691Ala Single submitter ⚠
- p.Tyr24Asp Single submitter ⚠
- p.Tyr387Cys Single submitter ⚠
- p.Val163Gly Single submitter ⚠
- p.Val198Met Single submitter ⚠
- p.Val229Ala Single submitter ⚠
- p.Val240Ala Single submitter ⚠
- p.Val477Gly Single submitter ⚠
- p.Val477Ile Single submitter ⚠
- p.Val530Ile Single submitter ⚠
- p.Val531Ala Single submitter ⚠
- p.Val9Met Single submitter ⚠
- p.Ser536Phe No assertion criteria microcephaly ⚠