PORCN — 229 ClinVar variants
All ClinVar germline PORCN variants across every classification, each assembled from ClinVar, gnomAD, AlphaMissense, conservation and more. 84 flagged for review →
34 Pathogenic · 2 Pathogenic/Likely pathogenic · 32 Likely pathogenic · 10 Conflicting · 16 Benign · 7 Benign/Likely benign · 45 Likely benign · 83 Uncertain significance
Full PORCN gene report on Sugi Atlas → Gene function, pathways, protein structure, constraint & interactions⚑ Evidence disagreements 84
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 7
ClinVar submitters conflict, but the independent predictors unanimously agree — a QC review flag, not a reclassification.
-
PORCN p.Arg296Pro
Conflicting
Single submitter
focal dermal hypoplasia
- PORCN p.Arg365Trp Conflicting Single submitter
-
PORCN p.Asn291Thr
Conflicting
Single submitter
Inborn genetic diseases
-
PORCN p.Glu263Lys
Conflicting
Single submitter
Inborn genetic diseases
-
PORCN p.Glu275Lys
Conflicting
Single submitter
Inborn genetic diseases
- PORCN p.Thr424Asn Conflicting Single submitter
-
PORCN p.Tyr334Cys
Conflicting
Single submitter
focal dermal hypoplasia
Predictors lean, ClinVar uncertain 52
ClinVar classifies these uncertain (VUS), but the independent predictors unanimously lean one way — a triage signal for review, not a reclassification.
-
PORCN p.Cys375Tyr
Uncertain significance
Multiple submitters
focal dermal hypoplasia
- PORCN p.Gly211Ser Uncertain significance Multiple submitters
-
PORCN p.Met238Thr
Uncertain significance
Multiple submitters
Inborn genetic diseases
- PORCN p.Pro382Leu Uncertain significance Multiple submitters
-
PORCN p.Ser328Leu
Uncertain significance
Multiple submitters
PORCN-related disorder
-
PORCN p.Ala335Val
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Ala338Ser
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Ala349Val Uncertain significance Single submitter
- PORCN p.Arg183His Uncertain significance Single submitter
- PORCN p.Arg188Gln Uncertain significance Single submitter
-
PORCN p.Arg225Leu
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Arg232His
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Arg243Gln
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Arg296Gln
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Arg367His Uncertain significance Single submitter
- PORCN p.Arg380Leu Uncertain significance Single submitter
-
PORCN p.Arg390Cys
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Asn255Lys Uncertain significance Single submitter
-
PORCN p.Asn320Ser
Uncertain significance
Single submitter
focal dermal hypoplasia
-
PORCN p.Asp140Asn
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Cys17Arg
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Gln428His
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Glu145Lys
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Gly223Ser Uncertain significance Single submitter
- PORCN p.Gly46Arg Uncertain significance Single submitter
- PORCN p.His252Tyr Uncertain significance Single submitter
- PORCN p.His346Arg Uncertain significance Single submitter
- PORCN p.Ile105Val Uncertain significance Single submitter
-
PORCN p.Ile165Val
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Leu197Met Uncertain significance Single submitter
-
PORCN p.Leu322Val
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Leu364Pro Uncertain significance Single submitter
-
PORCN p.Leu413Arg
Uncertain significance
Single submitter
focal dermal hypoplasia
-
PORCN p.Leu41His
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Leu99Arg Uncertain significance Single submitter
- PORCN p.Phe161Leu Uncertain significance Single submitter
- PORCN p.Phe260Ser Uncertain significance Single submitter
- PORCN p.Phe417Leu Uncertain significance Single submitter
- PORCN p.Ser415Pro Uncertain significance Single submitter
-
PORCN p.Ser440Pro
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Ser443Thr Uncertain significance Single submitter
- PORCN p.Tyr160Asn Uncertain significance Single submitter
-
PORCN p.Tyr430Cys
Uncertain significance
Single submitter
syndromic microphthalmia
- PORCN p.Tyr65Asn Uncertain significance Single submitter
- PORCN p.Val210Leu Uncertain significance Single submitter
- PORCN p.Val210Met Uncertain significance Single submitter
-
PORCN p.Val239Ile
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Val301Phe Uncertain significance Single submitter
-
PORCN p.Val421Met
Uncertain significance
Single submitter
Inborn genetic diseases
-
PORCN p.Arg228Leu
Uncertain significance
No assertion criteria
PORCN-related disorder
-
PORCN p.His409Tyr
Uncertain significance
No assertion criteria
focal dermal hypoplasia
-
PORCN p.Val302Phe
Uncertain significance
No assertion criteria
PORCN-related disorder
Predictors split 25
The independent predictors disagree with each other — read with care.
-
PORCN p.Ala338Thr
Uncertain significance
Multiple submitters
Inborn genetic diseases
-
PORCN p.Arg183Cys
Uncertain significance
Multiple submitters
Inborn genetic diseases
-
PORCN p.Arg6His
Uncertain significance
Multiple submitters
focal dermal hypoplasia
-
PORCN p.Thr265Met
Benign/Likely benign
Multiple submitters
Inborn genetic diseases
- PORCN p.Ala338Gly Uncertain significance Single submitter
- PORCN p.Ala374Val Uncertain significance Single submitter
- PORCN p.Arg40Cys Uncertain significance Single submitter
- PORCN p.Arg40Leu Uncertain significance Single submitter
-
PORCN p.Arg90Gln
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Arg95Gln Uncertain significance Single submitter
- PORCN p.Gly270Ala Uncertain significance Single submitter
-
PORCN p.Gly392Asp
Uncertain significance
Single submitter
Inborn genetic diseases
- PORCN p.Gly46Val Uncertain significance Single submitter
-
PORCN p.Leu19Pro
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Leu242Gln Uncertain significance Single submitter
- PORCN p.Lys438Gln Uncertain significance Single submitter
-
PORCN p.Met114Arg
Likely pathogenic
Single submitter
focal dermal hypoplasia
- PORCN p.Phe67Leu Uncertain significance Single submitter
-
PORCN p.Phe98Leu
Uncertain significance
Single submitter
focal dermal hypoplasia
-
PORCN p.Ser151Leu
Conflicting
Single submitter
Inborn genetic diseases
- PORCN p.Ser250Phe Uncertain significance Single submitter
- PORCN p.Ser378Leu Likely pathogenic Single submitter
-
PORCN p.Ser93Phe
Uncertain significance
Single submitter
focal dermal hypoplasia
- PORCN p.Thr208Ile Uncertain significance Single submitter
-
PORCN p.Val299Ala
Conflicting
Single submitter
Inborn genetic diseases
All PORCN variants
Pathogenic 34
- p.Arg124Ter Multiple submitters focal dermal hypoplasia
- p.Arg243Ter Multiple submitters focal dermal hypoplasia
- p.Arg365Gln Multiple submitters focal dermal hypoplasia
- p.Arg90Ter Multiple submitters Inborn genetic diseases
- p.Arg95Ter Multiple submitters focal dermal hypoplasia
- p.Trp189Ter Multiple submitters Inborn genetic diseases
- p.Trp305Ter Multiple submitters
- p.Tyr359Ter Multiple submitters focal dermal hypoplasia
- c.136+2del Single submitter
- c.137-1G>C Single submitter focal dermal hypoplasia
- c.373+1G>A Single submitter focal dermal hypoplasia
- c.720-2A>C Single submitter
- c.845+1G>C Single submitter
- c.846-2A>G Single submitter focal dermal hypoplasia
- p.Ala179fs Single submitter
- p.Arg6fs Single submitter focal dermal hypoplasia
- p.Cys209Ser Single submitter Global developmental delay
- p.Gln178Ter Single submitter focal dermal hypoplasia
- p.Gly168Arg Single submitter focal dermal hypoplasia
- p.Gly60Arg Single submitter focal dermal hypoplasia
- p.His437fs Single submitter Inborn genetic diseases
- p.Leu221fs Single submitter PORCN-related disorder
- p.Leu84fs Single submitter
- p.Phe417Ser Single submitter
- p.Ser328Ter Single submitter
- p.Trp312Ter Single submitter
- p.Trp74Ter Single submitter focal dermal hypoplasia
- p.Val350fs Single submitter
- c.1023+2T>A No assertion criteria focal dermal hypoplasia
- c.374-2A>G No assertion criteria focal dermal hypoplasia
- p.Cys17fs No assertion criteria focal dermal hypoplasia
- p.Gln28Ter No assertion criteria focal dermal hypoplasia
- p.Thr358fs No assertion criteria focal dermal hypoplasia
- p.Val360fs No assertion criteria PORCN-related disorder
Pathogenic/Likely pathogenic 2
- c.946+2_946+3del Multiple submitters focal dermal hypoplasia
- p.Arg396Ter Multiple submitters focal dermal hypoplasia
Likely pathogenic 32
- c.1087+1G>T Single submitter
- c.330-1G>T Single submitter
- c.720-1G>C Single submitter
- c.845+2T>G Single submitter PORCN-Related Developmental Disorders
- c.-37-10_-36del Single submitter
- p.Arg124Pro Single submitter
- p.Cys36Tyr Single submitter PORCN-related disorder
- p.Cys453fs Single submitter focal dermal hypoplasia
- p.Gln11Ter Single submitter focal dermal hypoplasia
- p.Gln12Ter Single submitter
- p.Glu293fs Single submitter focal dermal hypoplasia
- p.Gly168Val Single submitter focal dermal hypoplasia
- p.Gly431Arg Single submitter
- p.Gly461= Single submitter focal dermal hypoplasia
- p.His66= Single submitter
- p.Leu261Pro Single submitter focal dermal hypoplasia
- p.Leu352Pro Single submitter
- p.Met114Arg Single submitter focal dermal hypoplasia ⚠
- p.Met132Arg Single submitter
- p.Met1fs Single submitter focal dermal hypoplasia
- p.Ser378Leu Single submitter ⚠
- p.Thr285_Leu290del Single submitter
- p.Trp241Ter Single submitter PORCN-related disorder
- p.Tyr160Ter Single submitter PORCN-related disorder
- p.Tyr176Ter Single submitter focal dermal hypoplasia
- p.Tyr359_Val360insAsn Single submitter focal dermal hypoplasia
- p.Val360dup Single submitter
- c.1284+1G>A No assertion criteria focal dermal hypoplasia
- c.329+1G>A No assertion criteria focal dermal hypoplasia
- p.Pro295Leu No assertion criteria focal dermal hypoplasia
- p.Trp189Arg No assertion criteria focal dermal hypoplasia
- p.Trp439fs No assertion criteria PORCN-related disorder
Conflicting classifications of pathogenicity 10
- p.Arg296Pro Single submitter focal dermal hypoplasia ⚠
- p.Arg365Trp Single submitter ⚠
- p.Asn291Thr Single submitter Inborn genetic diseases ⚠
- p.Glu263Lys Single submitter Inborn genetic diseases ⚠
- p.Glu275Lys Single submitter Inborn genetic diseases ⚠
- p.Gly96= Single submitter
- p.Ser151Leu Single submitter Inborn genetic diseases ⚠
- p.Thr424Asn Single submitter ⚠
- p.Tyr334Cys Single submitter focal dermal hypoplasia ⚠
- p.Val299Ala Single submitter Inborn genetic diseases ⚠
Benign 16
- c.1284+32C>A Multiple submitters
- c.329+94G>A Multiple submitters
- c.373+150G>A Multiple submitters
- c.720-28C>T Multiple submitters
- c.946+217A>T Multiple submitters
- p.Gly211= Multiple submitters Inborn genetic diseases
- p.Ser386= Multiple submitters Inborn genetic diseases
- c.1174-291G>A Single submitter
- c.137-90T>C Single submitter
- c.704+146C>T Single submitter
- c.845+9del Single submitter
- p.Ala349= Single submitter
- p.Asn320= Single submitter
- p.Ile455Val Single submitter
- p.Thr164= Single submitter
- p.Tyr430= Single submitter
Benign/Likely benign 7
- p.Arg228His Multiple submitters Inborn genetic diseases
- p.Met109Val Multiple submitters Inborn genetic diseases
- p.Met432Leu Multiple submitters
- p.Ser310= Multiple submitters Inborn genetic diseases
- p.Thr265Met Multiple submitters Inborn genetic diseases ⚠
- p.Thr425Ile Multiple submitters Inborn genetic diseases
- p.Val419= Multiple submitters
Likely benign 45
- p.Ser151= Multiple submitters History of neurodevelopmental disorder
- p.Thr265= Multiple submitters
- p.Thr285Met Multiple submitters
- c.1087+12G>T Single submitter
- c.1284+12C>T Single submitter
- c.136+7G>A Single submitter
- c.137-247C>T Single submitter
- c.686+11C>A Single submitter
- c.705-3T>G Single submitter Inborn genetic diseases
- c.705-6C>T Single submitter
- c.720-16G>A Single submitter
- c.947-6C>G Single submitter
- p.Ala22= Single submitter
- p.Ala38Thr Single submitter Inborn genetic diseases
- p.Arg195Gln Single submitter genetic developmental and epileptic encephalopathy
- p.Arg225His Single submitter
- p.Arg323His Single submitter Inborn genetic diseases
- p.Arg370Trp Single submitter
- p.Cys385= Single submitter
- p.Gln7= Single submitter
- p.Glu8= Single submitter Inborn genetic diseases
- p.Gly168= Single submitter
- p.Gly392= Single submitter
- p.Gly414= Single submitter
- p.Ile219= Single submitter
- p.Leu141= Single submitter
- p.Leu206= Single submitter
- p.Leu26= Single submitter
- p.Leu42= Single submitter
- p.Leu442= Single submitter
- p.Leu45= Single submitter Inborn genetic diseases
- p.Leu99= Single submitter
- p.Pro20= Single submitter
- p.Pro382= Single submitter
- p.Ser262= Single submitter
- p.Ser304= Single submitter
- p.Ser337= Single submitter
- p.Thr285= Single submitter
- p.Thr3= Single submitter Inborn genetic diseases
- p.Trp454Ser Single submitter focal dermal hypoplasia
- p.Val292= Single submitter
- p.Val330Leu Single submitter focal dermal hypoplasia
- p.Val376= Single submitter
- p.Val57Met Single submitter
- p.Leu77= No assertion criteria PORCN-related disorder
Uncertain significance 83
- p.Ala338Thr Multiple submitters Inborn genetic diseases ⚠
- p.Arg183Cys Multiple submitters Inborn genetic diseases ⚠
- p.Arg6His Multiple submitters focal dermal hypoplasia ⚠
- p.Cys375Tyr Multiple submitters focal dermal hypoplasia ⚠
- p.Gly211Ser Multiple submitters ⚠
- p.Met238Thr Multiple submitters Inborn genetic diseases ⚠
- p.Pro382Leu Multiple submitters ⚠
- p.Ser328Leu Multiple submitters PORCN-related disorder ⚠
- c.329+1G>C Single submitter focal dermal hypoplasia
- c.329+3A>G Single submitter
- c.374-15G>A Single submitter
- c.686+5G>C Single submitter
- c.845+5G>A Single submitter
- p.Ala335Val Single submitter Inborn genetic diseases ⚠
- p.Ala338Gly Single submitter ⚠
- p.Ala338Ser Single submitter focal dermal hypoplasia ⚠
- p.Ala349Val Single submitter ⚠
- p.Ala374Val Single submitter ⚠
- p.Arg183His Single submitter ⚠
- p.Arg188Gln Single submitter ⚠
- p.Arg225Leu Single submitter Inborn genetic diseases ⚠
- p.Arg228= Single submitter focal dermal hypoplasia
- p.Arg232His Single submitter Inborn genetic diseases ⚠
- p.Arg243Gln Single submitter Inborn genetic diseases ⚠
- p.Arg296Gln Single submitter focal dermal hypoplasia ⚠
- p.Arg367His Single submitter ⚠
- p.Arg380Leu Single submitter ⚠
- p.Arg390Cys Single submitter Inborn genetic diseases ⚠
- p.Arg40Cys Single submitter ⚠
- p.Arg40Leu Single submitter ⚠
- p.Arg90Gln Single submitter Inborn genetic diseases ⚠
- p.Arg95Gln Single submitter ⚠
- p.Asn255Lys Single submitter ⚠
- p.Asn320Ser Single submitter focal dermal hypoplasia ⚠
- p.Asp140Asn Single submitter Inborn genetic diseases ⚠
- p.Cys17Arg Single submitter Inborn genetic diseases ⚠
- p.Gln428His Single submitter Inborn genetic diseases ⚠
- p.Glu145Lys Single submitter Inborn genetic diseases ⚠
- p.Glu246Gln Single submitter Inborn genetic diseases
- p.Gly223Ser Single submitter ⚠
- p.Gly270Ala Single submitter ⚠
- p.Gly392Asp Single submitter Inborn genetic diseases ⚠
- p.Gly46Arg Single submitter ⚠
- p.Gly46Val Single submitter ⚠
- p.His252Tyr Single submitter ⚠
- p.His346Arg Single submitter ⚠
- p.Ile105Val Single submitter ⚠
- p.Ile165Val Single submitter Inborn genetic diseases ⚠
- p.Leu197Met Single submitter ⚠
- p.Leu19Pro Single submitter focal dermal hypoplasia ⚠
- p.Leu242Gln Single submitter ⚠
- p.Leu322Val Single submitter focal dermal hypoplasia ⚠
- p.Leu364Pro Single submitter ⚠
- p.Leu413Arg Single submitter focal dermal hypoplasia ⚠
- p.Leu41His Single submitter Inborn genetic diseases ⚠
- p.Leu99Arg Single submitter ⚠
- p.Lys438del Single submitter focal dermal hypoplasia
- p.Lys438Gln Single submitter ⚠
- p.Phe161Leu Single submitter ⚠
- p.Phe260Ser Single submitter ⚠
- p.Phe417Leu Single submitter ⚠
- p.Phe67Leu Single submitter ⚠
- p.Phe98Leu Single submitter focal dermal hypoplasia ⚠
- p.Ser250Phe Single submitter ⚠
- p.Ser415Pro Single submitter ⚠
- p.Ser440Pro Single submitter focal dermal hypoplasia ⚠
- p.Ser443Thr Single submitter ⚠
- p.Ser93Phe Single submitter focal dermal hypoplasia ⚠
- p.Thr208Ile Single submitter ⚠
- p.Tyr160Asn Single submitter ⚠
- p.Tyr430Cys Single submitter syndromic microphthalmia ⚠
- p.Tyr65Asn Single submitter ⚠
- p.Val210Leu Single submitter ⚠
- p.Val210Met Single submitter ⚠
- p.Val239Ile Single submitter Inborn genetic diseases ⚠
- p.Val301Phe Single submitter ⚠
- p.Val360Met Single submitter
- p.Val421Met Single submitter Inborn genetic diseases ⚠
- p.Val85Met Single submitter
- p.Arg228Leu No assertion criteria PORCN-related disorder ⚠
- p.His409Tyr No assertion criteria focal dermal hypoplasia ⚠
- p.Thr285fs No assertion criteria focal dermal hypoplasia
- p.Val302Phe No assertion criteria PORCN-related disorder ⚠