KRT1 — 271 ClinVar variants

All ClinVar germline KRT1 variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 110 flagged for review →

31 Pathogenic · 5 Pathogenic/Likely pathogenic · 15 Likely pathogenic · 6 Conflicting · 26 Benign · 14 Benign/Likely benign · 32 Likely benign · 142 Uncertain significance

Full KRT1 gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions

⚑ Evidence disagreements 110

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 2

ClinVar calls these pathogenic, but the computational predictors lean tolerated — the highest-value review flag.

Predictors agree, ClinVar conflicts 4

ClinVar submitters conflict, but the independent predictors unanimously agree — a QC review flag, not a reclassification.

Predictors lean, ClinVar uncertain 71

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

Predictors split 33

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

All KRT1 variants

Pathogenic 31

  • c.1255-1G>T Multiple submitters diffuse nonepidermolytic palmoplantar keratoderma
  • c.591+1G>C Multiple submitters epidermolytic hyperkeratosis 1
  • p.Asn188Lys Multiple submitters KRT1-related disorder
  • p.Leu187Phe Multiple submitters epidermolytic hyperkeratosis 1
  • c.1254+1G>A Single submitter palmoplantar keratoderma, epidermolytic, 2
  • c.1255-1G>C Single submitter KRT1-related disorder
  • c.591+1G>A Single submitter KRT1-related disorder
  • c.591+1G>T Single submitter
  • p.Arg616fs Single submitter
  • p.Glu478Asp Single submitter
  • p.Glu478Gln Single submitter epidermolytic hyperkeratosis 1
  • p.Glu478Gly Single submitter epidermolytic hyperkeratosis 1
  • p.Leu161Pro Single submitter epidermolytic ichthyosis
  • p.Phe191Cys Single submitter
  • p.Phe191Ile Single submitter
  • p.Ser186Pro Single submitter KRT1-related disorder
  • p.Tyr587fs Single submitter epidermolytic ichthyosis
  • c.591+2T>A No assertion criteria diffuse nonepidermolytic palmoplantar keratoderma
  • p.Ala459_Gln466del No assertion criteria diffuse nonepidermolytic palmoplantar keratoderma
  • p.Glu311Gln No assertion criteria epidermolytic ichthyosis ⚠
  • p.Gly519fs No assertion criteria ichthyosis hystrix of Curth-Macklin
  • p.Gly526fs No assertion criteria ichthyosis hystrix of Curth-Macklin
  • p.Gly537fs No assertion criteria ichthyosis hystrix of Curth-Macklin
  • p.Gly543fs No assertion criteria keratosis palmoplantaris striata 3
  • p.Gly621fs No assertion criteria ichthyosis hystrix of Curth-Macklin
  • p.Ile479Phe No assertion criteria ichthyosis, annular epidermolytic, 2
  • p.Leu187Pro No assertion criteria epidermolytic hyperkeratosis 1
  • p.Leu208Pro No assertion criteria epidermolytic ichthyosis
  • p.Lys74Ile No assertion criteria diffuse nonepidermolytic palmoplantar keratoderma
  • p.Val155Asp No assertion criteria epidermolytic ichthyosis
  • p.Val623fs No assertion criteria congenital reticular ichthyosiform erythroderma

Pathogenic/Likely pathogenic 5

  • p.Asn188Ser Multiple submitters ichthyosis, annular epidermolytic, 2
  • p.Ile195Asn Multiple submitters KRT1-related disorder
  • p.Ile479Thr Multiple submitters annular epidermolytic ichthyosis
  • p.Leu485Phe Multiple submitters keratosis palmoplantaris striata 3
  • p.Ser233Leu Multiple submitters KRT1-related disorder ⚠

Likely pathogenic 15

Conflicting classifications of pathogenicity 6

Benign 26

Benign/Likely benign 14

  • c.1511-11T>C Multiple submitters diffuse nonepidermolytic palmoplantar keratoderma
  • c.592-8G>A Multiple submitters epidermolytic ichthyosis
  • p.99FGGGG[2] Multiple submitters
  • p.Ala369= Multiple submitters diffuse nonepidermolytic palmoplantar keratoderma
  • p.Arg38His Multiple submitters epidermolytic ichthyosis
  • p.Arg432Cys Multiple submitters diffuse nonepidermolytic palmoplantar keratoderma
  • p.Arg86Ser Multiple submitters
  • p.Leu345= Multiple submitters epidermolytic ichthyosis
  • p.Ser254= Multiple submitters epidermolytic ichthyosis
  • p.Ser344Asn Multiple submitters epidermolytic ichthyosis
  • p.Ser494= Multiple submitters diffuse nonepidermolytic palmoplantar keratoderma
  • p.Tyr358= Multiple submitters epidermolytic ichthyosis
  • p.Gly15= Single submitter diffuse nonepidermolytic palmoplantar keratoderma
  • p.His509= Single submitter diffuse nonepidermolytic palmoplantar keratoderma

Likely benign 32

Uncertain significance 142