PMP22 — 411 ClinVar variants

All ClinVar germline PMP22 variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 130 flagged for review →

51 Pathogenic · 12 Pathogenic/Likely pathogenic · 26 Likely pathogenic · 29 Conflicting · 17 Benign · 9 Benign/Likely benign · 94 Likely benign · 173 Uncertain significance

Full PMP22 gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions

⚑ Evidence disagreements 130

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 13

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 78

ClinVar classifies these uncertain (VUS), but the independent predictors unanimously lean one way — a triage signal for review, not a reclassification.

Predictors split 38

The independent predictors disagree with each other — read with care.

All PMP22 variants

Pathogenic 51

  • p.Cys109Ter Multiple submitters Charcot-Marie-Tooth disease
  • p.Gln103Ter Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Gln86Ter Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Gly150Asp Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Gly150Val Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.His12Arg Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ser149Arg Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ser72Leu Multiple submitters PMP22-related disorder
  • p.Trp28Ter Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Trp39Ter Multiple submitters
  • p.Trp61Ter Multiple submitters PMP22-related disorder
  • c.160_178+78delinsGGAC Single submitter Charcot-Marie-Tooth disease type 1
  • c.179-2A>G Single submitter Charcot-Marie-Tooth disease
  • c.319+1G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.319+1G>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.319+2T>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+1G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+1G>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+2T>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-2A>G Single submitter Charcot-Marie-Tooth disease
  • c.(?_-1 Single submitter Charcot-Marie-Tooth disease type 1
  • c.-34-?_*1140dup1657 Single submitter Charcot-Marie-Tooth disease type 1
  • p.Gly100Arg Single submitter Charcot-Marie-Tooth disease type 3
  • p.Gly107fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Gly94fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.His12Gln Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.His12Pro Single submitter
  • p.Ile24fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu16Pro Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu18fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu82fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Phe75fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Phe88fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Pro144fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser112fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser131_Tyr132insTer Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser72Pro Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser72Ter Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser76fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser79Cys Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser79Phe Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser79Pro Single submitter Charcot-Marie-Tooth disease type 1
  • p.Thr23fs Single submitter
  • p.Trp140Ter Single submitter Charcot-Marie-Tooth disease type 1
  • p.Trp39fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Trp61fs Single submitter Charcot-Marie-Tooth disease type 1
  • p.Tyr117Ter Single submitter Charcot-Marie-Tooth disease type 1
  • p.Asp37Val No assertion criteria Charcot-Marie-Tooth disease, type 1a, with focally folded myelin sheaths ⚠
  • p.Leu80fs No assertion criteria DEJERINE-SOTTAS SYNDROME, AUTOSOMAL DOMINANT
  • p.Ser22Phe No assertion criteria Charcot-Marie-Tooth disease type 1A
  • p.Ser26fs No assertion criteria Charcot-Marie-Tooth disease

Pathogenic/Likely pathogenic 12

  • p.Ala67Pro Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Arg157Trp Multiple submitters Charcot-Marie-Tooth disease
  • p.Arg95fs Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Gly107Val Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Gly150Arg Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Leu145fs Multiple submitters PMP22-related disorder
  • p.Met69Lys Multiple submitters PMP22-related disorder
  • p.Ser47fs Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ser72Trp Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Thr23Arg Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Thr23Lys Multiple submitters Charcot-Marie-Tooth disease type 1A
  • p.Tyr132Ter Multiple submitters

Likely pathogenic 26

  • p.Pro144Arg Multiple submitters Charcot-Marie-Tooth disease type 1A
  • p.Ser79Thr Multiple submitters Charcot-Marie-Tooth disease type 1A
  • p.Trp28Arg Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Tyr130Ter Multiple submitters
  • c.78+2_78+3del Single submitter
  • c.78+2del Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+2dup Single submitter
  • c.78+3G>T Single submitter hereditary neuropathy with liability to pressure palsies
  • c.79-13T>A Single submitter PMP22-related disorder
  • c.79-1G>A Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ala35fs Single submitter Charcot-Marie-Tooth disease type 1E
  • p.Ala67Asp Single submitter
  • p.Cys85Ter Single submitter Charcot-Marie-Tooth disease
  • p.Gln86fs Single submitter Charcot-Marie-Tooth disease type 1E
  • p.His12Tyr Single submitter Charcot-Marie-Tooth disease type 3
  • p.Leu108Pro Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu145Arg Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu147Pro Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu18_Leu19insValLeu Single submitter Charcot-Marie-Tooth disease type 1
  • p.Met69Arg Single submitter Charcot-Marie-Tooth disease type 1
  • p.Met69del Single submitter Charcot-Marie-Tooth disease type 1E
  • p.Phe20_Val21del Single submitter PMP22-related disorder
  • p.Ser57Ter Single submitter Charcot-Marie-Tooth disease
  • p.Thr68fs Single submitter hereditary neuropathy with liability to pressure palsies
  • p.Gly107Asp No assertion criteria PMP22-related disorder
  • p.Leu19fs No assertion criteria peripheral neuropathy

Conflicting classifications of pathogenicity 29

  • c.178+7C>A Single submitter Tip-toe gait
  • c.179-13C>G Single submitter Charcot-Marie-Tooth disease
  • c.320-4C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-16A>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.-34-5C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.*33G>A Single submitter Tip-toe gait
  • c.*3C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.*4G>A Single submitter
  • p.Ala114= Single submitter Inborn genetic diseases
  • p.Ala35Thr Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Ala67Thr Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Asn59= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Gln103Arg Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Gly100Val Single submitter PMP22-related disorder ⚠
  • p.Gly150Cys Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.His51Arg Single submitter Charcot-Marie-Tooth disease ⚠
  • p.Ile137Val Single submitter Inborn genetic diseases ⚠
  • p.Leu78Pro Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Leu82Pro Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Met69Thr Single submitter Inborn genetic diseases ⚠
  • p.Phe84del Single submitter Charcot-Marie-Tooth disease type 1
  • p.Pro122Leu Single submitter Inborn genetic diseases ⚠
  • p.Ser131Cys Single submitter Charcot-Marie-Tooth disease type 1A ⚠
  • p.Ser76Arg Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Thr118Met Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Trp140Arg Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Val30Met Single submitter Charcot-Marie-Tooth disease type 1 ⚠
  • p.Ala115_Thr118del No assertion criteria Charcot-Marie-Tooth disease type 1E
  • p.Ser7fs No assertion criteria Charcot-Marie-Tooth disease ⚠

Benign 17

Benign/Likely benign 9

  • c.79-6C>T Multiple submitters hereditary neuropathy with liability to pressure palsies
  • c.-6G>T Multiple submitters
  • c.-86A>C Multiple submitters Charcot-Marie-Tooth disease type 1
  • c.*173C>T Multiple submitters Charcot-Marie-Tooth disease type 1
  • c.*228G>A Multiple submitters
  • c.*26T>C Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ala135Thr Multiple submitters Charcot-Marie-Tooth disease type 1 ⚠
  • p.Leu90Val Multiple submitters Inborn genetic diseases
  • p.Tyr132= Multiple submitters Inborn genetic diseases

Likely benign 94

  • c.319+200C>T Multiple submitters
  • c.319+34G>A Multiple submitters
  • c.79-120G>T Multiple submitters
  • c.79-85C>T Multiple submitters
  • c.-141C>G Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ala106= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Arg157= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Arg159= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Asn127= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Cys109= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.His34Tyr Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ile137= Multiple submitters Inborn genetic diseases
  • p.Ile24= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Ile29= Multiple submitters Inborn genetic diseases
  • p.Leu82= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Phe134= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Pro122= Multiple submitters Inborn genetic diseases
  • p.Ser72= Multiple submitters Charcot-Marie-Tooth disease type 1
  • p.Thr118= Multiple submitters Charcot-Marie-Tooth disease type 1
  • c.178+5559T>A Single submitter
  • c.178+5571C>G Single submitter
  • c.178+5571C>T Single submitter
  • c.178+7C>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.179-15G>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.179-17G>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.179-20C>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.319+11G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.319+139del Single submitter
  • c.320-10C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.320-12C>T Single submitter
  • c.320-18G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.320-2133T>C Single submitter
  • c.320-2210G>A Single submitter
  • c.320-2244T>C Single submitter
  • c.320-30G>A Single submitter
  • c.320-4184T>A Single submitter
  • c.320-4C>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.320-69G>A Single submitter
  • c.78+10T>C Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+16G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+268C>T Single submitter
  • c.78+44C>T Single submitter
  • c.78+7G>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.78+9C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-14C>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-16A>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-23del Single submitter
  • c.79-23G>A Single submitter
  • c.79-33C>G Single submitter
  • c.79-4C>A Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-4C>G Single submitter Charcot-Marie-Tooth disease type 1
  • c.79-8C>T Single submitter Charcot-Marie-Tooth disease type 1
  • c.-23G>A Single submitter
  • c.-23G>T Single submitter
  • c.-34-18C>G Single submitter
  • c.-8C>A Single submitter
  • c.*1111G>T Single submitter
  • c.*1120T>C Single submitter
  • c.*11C>A Single submitter
  • c.*577T>C Single submitter
  • c.*828G>A Single submitter
  • c.*8A>T Single submitter
  • c.*92A>C Single submitter
  • p.Ala115= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ala14= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ala142= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ala146= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Asn32= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Asp129= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Gln63= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Glu123= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Glu160= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Glu60= Single submitter Charcot-Marie-Tooth disease type 1
  • p.His12= Single submitter Charcot-Marie-Tooth disease type 1
  • p.His34= Single submitter Charcot-Marie-Tooth disease type 1
  • p.His51= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu145= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu4= Single submitter
  • p.Leu6= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu78= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu80= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Leu87= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser128= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser131= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser149= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser46= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Ser56= Single submitter
  • p.Ser7= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Thr23= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Thr89= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Thr91= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Tyr117= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Val110= Single submitter Charcot-Marie-Tooth disease type 1
  • p.Val141= Single submitter Charcot-Marie-Tooth disease type 1

Uncertain significance 173