KRT6B p.Ala116=
c.348C>T · VCV3388044
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00305%, nfe)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -0.23 | GERP -0.91 |
| Overall | ||
| CADD | 10.91 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00305%
European (non-Finnish) · 36/1,179,852 alleles
Filtering AF
0.00223%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00198%
Overall
0.00248%
40/1,612,784 alleles · very rare
exomes 35/1,461,116 · genomes 5/151,668 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.00305% | 32,774 |
| South Asian | 0.0022% | 45,499 |
| Admixed American | 0.00167% | 59,954 |
| African / African-American | 0.00134% | 74,468 |
Rarity supports pathogenicity (ACMG PM2); frequency above a disease-specific BA1/BS1 threshold argues against it. A variant frequent in one ancestry group can be near-absent in others, so a single global figure can mislead.
Variant & gene context
- Gene
- KRT6B
- Protein
- p.Ala116=
- Coding
- c.348C>T
- MANE Select
- NM_005555
- Type
- single nucleotide variant
- Location
- chr12:52451731 (GRCh38)
- Gene constraint
- LOEUF 0.909 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 69.76
- Residue 116
- the 'head' region
Similar variants
- KRT6B p.Glu461Lys Pathogenic/Likely pathogenic ★★ same type
- KRT6B p.Glu472Lys Pathogenic ★★ same type
- KRT6B p.Ala403Val Uncertain significance ★★ ⚠ same type
- KRT6B p.Arg260His Uncertain significance ★★ same type
- KRT6B p.Arg375His Uncertain significance ★★ ⚠ same type
- KRT6B p.Arg386His Uncertain significance ★★ same type
- KRT6B p.Gln208His Uncertain significance ★★ ⚠ same type
- KRT6B p.Gln379Arg Uncertain significance ★★ ⚠ same type
Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →
Cite Sugi Variant
Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/krt6b-p-ala116 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown