POLR1C — 264 ClinVar variants

All ClinVar germline POLR1C variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 119 flagged for review →

21 Pathogenic · 12 Pathogenic/Likely pathogenic · 15 Likely pathogenic · 27 Conflicting · 8 Benign · 1 Benign/Likely benign · 64 Likely benign · 116 Uncertain significance

Full POLR1C gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions

⚑ Evidence disagreements 119

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 9

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

Predictors lean, ClinVar uncertain 77

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 POLR1C variants

Pathogenic 21

  • p.Arg77Ter Multiple submitters
  • p.Gln206fs Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Thr26Ile Multiple submitters leukodystrophy, hypomyelinating, 11 ⚠
  • p.Tyr233Ter Multiple submitters leukodystrophy, hypomyelinating, 11
  • c.69+1G>A Single submitter leukodystrophy, hypomyelinating, 11
  • p.Ala117Pro Single submitter leukodystrophy, hypomyelinating, 11
  • p.Arg191Ter Single submitter
  • p.Arg303Ter Single submitter
  • p.Asn32Ile Single submitter leukodystrophy, hypomyelinating, 11
  • p.Cys146Arg Single submitter leukodystrophy, hypomyelinating, 11
  • p.Gln139fs Single submitter
  • p.Glu134Ter Single submitter
  • p.Glu324Lys Single submitter leukodystrophy, hypomyelinating, 11
  • p.Leu198fs Single submitter
  • p.Lys154fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Lys327Ter Single submitter Treacher Collins syndrome 3
  • p.Val168Met Single submitter leukodystrophy, hypomyelinating, 11
  • p.Val94Ala Single submitter leukodystrophy, hypomyelinating, 11
  • c.922+3_922+6del No assertion criteria Treacher Collins syndrome 3
  • p.Gly205fs No assertion criteria leukodystrophy, hypomyelinating, 11
  • p.Gly31fs No assertion criteria Treacher Collins syndrome 3

Pathogenic/Likely pathogenic 12

  • c.70-1G>A Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Ala70fs Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Arg109Cys Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Arg109His Multiple submitters POLR1C-related disorder
  • p.Arg279Gln Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Arg279Trp Multiple submitters Treacher Collins syndrome 3
  • p.Arg78Ter Multiple submitters Treacher Collins syndrome 3
  • p.Ile105Phe Multiple submitters leukodystrophy, hypomyelinating, 11 ⚠
  • p.Ile262Thr Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Pro30Ser Multiple submitters POLR1C-related disorder
  • p.Thr174_Trp175insTer Multiple submitters Treacher Collins syndrome 3
  • p.Tyr306fs Multiple submitters leukodystrophy, hypomyelinating, 11

Likely pathogenic 15

  • c.70-2A>G Multiple submitters leukodystrophy, hypomyelinating, 11
  • p.Gln265Ter Multiple submitters Treacher Collins syndrome 3
  • c.250-8_253delinsA Single submitter leukodystrophy, hypomyelinating, 11
  • c.383-2A>G Single submitter leukodystrophy, hypomyelinating, 11
  • p.Ala82fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Arg141fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Arg255fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Glu266fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Glu83Ter Single submitter leukodystrophy, hypomyelinating, 11
  • p.Phe122Ile Single submitter Treacher Collins syndrome 3
  • p.Ser232fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Ser312Pro Single submitter leukodystrophy, hypomyelinating, 11
  • p.Val315fs Single submitter leukodystrophy, hypomyelinating, 11
  • p.Ala229fs No assertion criteria POLR1C-related disorder
  • p.Cys146Ter No assertion criteria POLR1C-related disorder

Conflicting classifications of pathogenicity 27

  • c.922+1G>C Single submitter leukodystrophy, hypomyelinating, 11
  • c.922+2T>C Single submitter POLR1C-related disorder
  • c.923-5C>T Single submitter Inborn genetic diseases
  • c.-4G>A Single submitter Treacher Collins syndrome 3
  • c.*30T>C Single submitter Treacher Collins syndrome 3
  • p.Arg141Cys Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Arg191Gln Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Arg301Trp Single submitter Treacher Collins syndrome 3 ⚠
  • p.Arg303Gln Single submitter leukodystrophy, hypomyelinating, 11
  • p.Asn160= Single submitter Treacher Collins syndrome 3
  • p.Asn74Ser Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Asp195= Single submitter Treacher Collins syndrome 3
  • p.Asp195His Single submitter ⚠
  • p.Asp69Tyr Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Glu187= Single submitter Treacher Collins syndrome 3
  • p.Gly132Asp Single submitter Inborn genetic diseases ⚠
  • p.His108Tyr Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Ile199Phe Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Leu178= Single submitter
  • p.Leu184Val Single submitter Inborn genetic diseases ⚠
  • p.Lys295del Single submitter Treacher Collins syndrome 3
  • p.Met65Val Single submitter Treacher Collins syndrome 3 ⚠
  • p.Phe257= Single submitter Treacher Collins syndrome 3
  • p.Thr27Ala Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Thr313Met Single submitter leukodystrophy, hypomyelinating, 11 ⚠
  • p.Tyr163= Single submitter Treacher Collins syndrome 3
  • p.Val245Met Single submitter leukodystrophy, hypomyelinating, 11 ⚠

Benign 8

Benign/Likely benign 1

Likely benign 64

Uncertain significance 116