CYP27B1 — 548 ClinVar variants

All ClinVar germline CYP27B1 variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 155 flagged for review →

51 Pathogenic · 13 Pathogenic/Likely pathogenic · 39 Likely pathogenic · 17 Conflicting · 4 Benign · 6 Benign/Likely benign · 239 Likely benign · 179 Uncertain significance

Full CYP27B1 gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions

⚑ Evidence disagreements 155

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 4

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

Predictors agree, ClinVar conflicts 8

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

Predictors lean, ClinVar uncertain 103

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

Predictors split 40

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

All CYP27B1 variants

Pathogenic 51

Pathogenic/Likely pathogenic 13

  • c.196-2A>G Multiple submitters CYP27B1-related disorder
  • p.Arg389His Multiple submitters CYP27B1-related disorder
  • p.Arg432Cys Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Arg453Cys Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Arg453His Multiple submitters CYP27B1-related disorder
  • p.Arg459Cys Multiple submitters CYP27B1-related disorder
  • p.Arg459His Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Arg459Leu Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Arg492Trp Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Gly57Val Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Lys55fs Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Pro112Leu Multiple submitters vitamin D-dependent rickets, type 1A ⚠
  • p.Thr409Ile Multiple submitters vitamin D-dependent rickets, type 1A ⚠

Likely pathogenic 39

  • c.590-1G>A Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Ala129Val Multiple submitters vitamin D-dependent rickets, type 1A ⚠
  • p.Arg459Pro Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Pro143Leu Multiple submitters vitamin D-dependent rickets, type 1A
  • c.1215+1_1215+2insCCAAAAATGCG Single submitter vitamin D-dependent rickets, type 1A
  • c.1216-1G>A Single submitter vitamin D-dependent rickets, type 1A
  • c.386+1G>A Single submitter vitamin D-dependent rickets, type 1A
  • c.590-9_656delinsAGGG Single submitter
  • c.790+2T>G Single submitter
  • c.791-2A>G Single submitter
  • p.Arg107His Single submitter vitamin D-dependent rickets, type 1 ⚠
  • p.Arg379Ser Single submitter vitamin D-dependent rickets, type 1A
  • p.Arg453fs Single submitter CYP27B1-related disorder
  • p.Arg453Leu Single submitter
  • p.Arg453Ser Single submitter vitamin D-dependent rickets, type 1A
  • p.Asn324fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Asn387Thr Single submitter vitamin D-dependent rickets, type 1
  • p.Asp164Asn Single submitter vitamin D-dependent rickets, type 1A
  • p.Cys411Tyr Single submitter vitamin D-dependent rickets, type 1A
  • p.Gln421Ter Single submitter vitamin D-dependent rickets, type 1A
  • p.Gln479fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Glu219fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Glu346fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Glu498fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Gly125Arg Single submitter
  • p.Gly125Glu Single submitter vitamin D-dependent rickets, type 1A
  • p.Gly125Val Single submitter vitamin D-dependent rickets, type 1A
  • p.Gly208Val Single submitter vitamin D-dependent rickets, type 1
  • p.Gly318fs Single submitter vitamin D-dependent rickets, type 1A
  • p.His441Tyr Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Leu49fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Lys393fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Met1Ile Single submitter vitamin D-dependent rickets, type 1A
  • p.Phe450fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Ser345Ter Single submitter vitamin D-dependent rickets, type 1A
  • p.Trp76Ter Single submitter vitamin D-dependent rickets, type 1A
  • p.Val161fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Val201fs Single submitter vitamin D-dependent rickets, type 1A
  • p.Phe80fs No assertion criteria vitamin D-dependent rickets, type 1A

Conflicting classifications of pathogenicity 17

  • c.196-10G>T Single submitter vitamin D-dependent rickets, type 1A
  • c.386+10C>T Single submitter vitamin D-dependent rickets, type 1
  • p.Ala181Ser Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Arg104Gln Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Arg171Cys Single submitter Inborn genetic diseases ⚠
  • p.Arg429His Single submitter vitamin D-dependent rickets, type 1 ⚠
  • p.Arg492Gly Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Arg492Pro Single submitter Inborn genetic diseases ⚠
  • p.Asn502Ser Single submitter vitamin D-dependent rickets, type 1 ⚠
  • p.Asp39= Single submitter vitamin D-dependent rickets, type 1
  • p.Glu106= Single submitter vitamin D-dependent rickets, type 1
  • p.Glu219Asp Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.His116= Single submitter vitamin D-dependent rickets, type 1
  • p.His267= Single submitter vitamin D-dependent rickets, type 1
  • p.Met260Arg Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Pro353Ala Single submitter vitamin D-dependent rickets, type 1A ⚠
  • p.Thr325Met Single submitter vitamin D-dependent rickets, type 1A ⚠

Benign 4

Benign/Likely benign 6

  • c.386+14G>T Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Ala484= Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Leu314= Multiple submitters vitamin D-dependent rickets, type 1
  • p.Phe110= Multiple submitters vitamin D-dependent rickets, type 1A
  • p.Thr406= Multiple submitters
  • p.Val166Leu Multiple submitters vitamin D-dependent rickets, type 1

Likely benign 239

Uncertain significance 179