IMPDH2 — 85 ClinVar variants
All ClinVar germline IMPDH2 variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 60 flagged for review →
4 Likely pathogenic · 1 Conflicting · 1 Benign · 1 Benign/Likely benign · 7 Likely benign · 71 Uncertain significance
Full IMPDH2 gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions⚑ Evidence disagreements 60
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 vs ClinVar 1
ClinVar calls these pathogenic, but the computational predictors lean tolerated — the highest-value review flag.
Predictors agree, ClinVar conflicts 1
ClinVar submitters conflict, but the independent predictors unanimously agree — a QC review flag, not a reclassification.
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IMPDH2 p.Asn198Ser
Conflicting
Single submitter
IMPDH2-related neurodevelopmental condition
Predictors lean, ClinVar uncertain 37
ClinVar classifies these uncertain (VUS), but the independent predictors unanimously lean one way — a triage signal for review, not a reclassification.
- IMPDH2 p.Ile88Thr Uncertain significance Multiple submitters
- IMPDH2 p.Ala135Thr Uncertain significance Single submitter
- IMPDH2 p.Ala381Val Uncertain significance Single submitter
- IMPDH2 p.Ala81Glu Uncertain significance Single submitter
- IMPDH2 p.Arg105Gly Uncertain significance Single submitter
- IMPDH2 p.Arg231Trp Uncertain significance Single submitter
- IMPDH2 p.Arg322Gln Uncertain significance Single submitter
- IMPDH2 p.Arg341Gln Uncertain significance Single submitter
- IMPDH2 p.Arg412His Uncertain significance Single submitter
- IMPDH2 p.Asn33Lys Uncertain significance Single submitter
- IMPDH2 p.Asp184Asn Uncertain significance Single submitter
- IMPDH2 p.Asp239His Uncertain significance Single submitter
- IMPDH2 p.Asp50His Uncertain significance Single submitter
- IMPDH2 p.Glu491Gln Uncertain significance Single submitter
- IMPDH2 p.Gly207Arg Uncertain significance Single submitter
- IMPDH2 p.Gly365Glu Uncertain significance Single submitter
- IMPDH2 p.Gly86Asp Uncertain significance Single submitter
- IMPDH2 p.His171Arg Uncertain significance Single submitter
- IMPDH2 p.Ile163Thr Uncertain significance Single submitter
- IMPDH2 p.Ile221Phe Uncertain significance Single submitter
- IMPDH2 p.Ile250Ser Uncertain significance Single submitter
- IMPDH2 p.Ile453Val Uncertain significance Single submitter
- IMPDH2 p.Leu297His Uncertain significance Single submitter
- IMPDH2 p.Leu5Met Uncertain significance Single submitter
-
IMPDH2 p.Lys205Glu
Uncertain significance
Single submitter
IMPDH2-associated neurodevelopmental disorder
- IMPDH2 p.Lys241Arg Uncertain significance Single submitter
- IMPDH2 p.Lys438Thr Uncertain significance Single submitter
- IMPDH2 p.Phe456Tyr Uncertain significance Single submitter
- IMPDH2 p.Pro123Arg Uncertain significance Single submitter
- IMPDH2 p.Pro39Leu Uncertain significance Single submitter
- IMPDH2 p.Ser159Phe Uncertain significance Single submitter
- IMPDH2 p.Ser388Cys Uncertain significance Single submitter
- IMPDH2 p.Thr31Ser Uncertain significance Single submitter
- IMPDH2 p.Thr56Ala Uncertain significance Single submitter
- IMPDH2 p.Val127Met Uncertain significance Single submitter
- IMPDH2 p.Val443Ala Uncertain significance Single submitter
- IMPDH2 p.Val447Met Uncertain significance Single submitter
Predictors split 21
The independent predictors disagree with each other — read with care.
- IMPDH2 p.Ala266Gly Uncertain significance Single submitter
- IMPDH2 p.Ala473Val Uncertain significance Single submitter
- IMPDH2 p.Arg126Cys Uncertain significance Single submitter
- IMPDH2 p.Arg126His Uncertain significance Single submitter
- IMPDH2 p.Arg128Trp Uncertain significance Single submitter
- IMPDH2 p.Arg149Trp Uncertain significance Single submitter
- IMPDH2 p.Asp129His Uncertain significance Single submitter
- IMPDH2 p.Gln48Arg Uncertain significance Single submitter
- IMPDH2 p.Gly502Ser Uncertain significance Single submitter
- IMPDH2 p.Ile250Met Uncertain significance Single submitter
- IMPDH2 p.Ile332Val Uncertain significance Single submitter
- IMPDH2 p.Leu51Val Uncertain significance Single submitter
- IMPDH2 p.Lys181Glu Uncertain significance Single submitter
- IMPDH2 p.Lys205Arg Uncertain significance Single submitter
- IMPDH2 p.Lys206Arg Uncertain significance Single submitter
- IMPDH2 p.Ser425Arg Uncertain significance Single submitter
- IMPDH2 p.Thr147Ile Uncertain significance Single submitter
- IMPDH2 p.Thr96Pro Uncertain significance Single submitter
- IMPDH2 p.Tyr294His Uncertain significance Single submitter
- IMPDH2 p.Val186Ala Uncertain significance Single submitter
- IMPDH2 p.Val503Ile Uncertain significance Single submitter
All IMPDH2 variants
Likely pathogenic 4
- p.Asp239Val Single submitter neurodevelopmental disorder
- p.Gly113Glu Single submitter dystonic disorder
- p.Lys238Arg Single submitter ⚠
- p.Tyr32fs No assertion criteria dystonic disorder
Conflicting classifications of pathogenicity 1
- p.Asn198Ser Single submitter IMPDH2-related neurodevelopmental condition ⚠
Benign 1
- c.819+10T>C Multiple submitters IMPDH2-related disorder
Benign/Likely benign 1
- c.99-4G>A Multiple submitters IMPDH2-related disorder
Likely benign 7
- c.1150+17G>A Single submitter
- c.148-14G>T Single submitter
- c.148-6C>T Single submitter
- p.His466= Single submitter
- p.Lys228= Single submitter
- c.1440-9C>T No assertion criteria IMPDH2-related disorder
- c.532-5C>T No assertion criteria IMPDH2-related disorder
Uncertain significance 71
- p.Ile88Thr Multiple submitters ⚠
- c.147+5G>A Single submitter
- c.1523+6T>C Single submitter
- p.Ala135Thr Single submitter ⚠
- p.Ala266Gly Single submitter ⚠
- p.Ala381Val Single submitter ⚠
- p.Ala473Val Single submitter ⚠
- p.Ala81Glu Single submitter ⚠
- p.Arg105Gly Single submitter ⚠
- p.Arg126Cys Single submitter ⚠
- p.Arg126His Single submitter ⚠
- p.Arg128Trp Single submitter ⚠
- p.Arg149Trp Single submitter ⚠
- p.Arg231Trp Single submitter ⚠
- p.Arg322Gln Single submitter ⚠
- p.Arg341Gln Single submitter ⚠
- p.Arg412His Single submitter ⚠
- p.Arg512Gln Single submitter
- p.Asn213del Single submitter
- p.Asn25fs Single submitter
- p.Asn285_Met286delinsIleLeu Single submitter
- p.Asn33Lys Single submitter ⚠
- p.Asp129His Single submitter ⚠
- p.Asp184Asn Single submitter ⚠
- p.Asp239His Single submitter ⚠
- p.Asp435Glu Single submitter
- p.Asp50His Single submitter ⚠
- p.Gln48Arg Single submitter ⚠
- p.Glu491Gln Single submitter ⚠
- p.Gly207Arg Single submitter ⚠
- p.Gly365Glu Single submitter ⚠
- p.Gly502Ser Single submitter ⚠
- p.Gly86Asp Single submitter ⚠
- p.His171Arg Single submitter ⚠
- p.Ile163Thr Single submitter ⚠
- p.Ile221Phe Single submitter ⚠
- p.Ile250Met Single submitter ⚠
- p.Ile250Ser Single submitter ⚠
- p.Ile332Val Single submitter ⚠
- p.Ile453Val Single submitter ⚠
- p.Leu297His Single submitter ⚠
- p.Leu51Val Single submitter ⚠
- p.Leu5Met Single submitter ⚠
- p.Lys181Glu Single submitter ⚠
- p.Lys205Arg Single submitter ⚠
- p.Lys205Glu Single submitter IMPDH2-associated neurodevelopmental disorder ⚠
- p.Lys206Arg Single submitter ⚠
- p.Lys241Arg Single submitter ⚠
- p.Lys438fs Single submitter
- p.Lys438Thr Single submitter ⚠
- p.Lys489_Phe490del Single submitter
- p.Phe456Tyr Single submitter ⚠
- p.Pro123Arg Single submitter ⚠
- p.Pro39Leu Single submitter ⚠
- p.Ser159Phe Single submitter ⚠
- p.Ser204Thr Single submitter
- p.Ser388Cys Single submitter ⚠
- p.Ser403fs Single submitter
- p.Ser425Arg Single submitter ⚠
- p.Thr147Ile Single submitter ⚠
- p.Thr31Ser Single submitter ⚠
- p.Thr56Ala Single submitter ⚠
- p.Thr96Pro Single submitter ⚠
- p.Tyr294His Single submitter ⚠
- p.Tyr348Ter Single submitter
- p.Tyr411fs Single submitter
- p.Val127Met Single submitter ⚠
- p.Val186Ala Single submitter ⚠
- p.Val443Ala Single submitter ⚠
- p.Val447Met Single submitter ⚠
- p.Val503Ile Single submitter ⚠