KAT6A p.Asp57=
c.171T>C · rs374785439 · VCV2164798
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00271%, 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 5.3 | GERP 1.1, phastCons 1 |
| Overall | ||
| CADD | 9.012 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00271%
European (non-Finnish) · 32/1,180,012 alleles
Filtering AF
0.00196%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00168%
Overall
0.00211%
34/1,614,010 alleles · very rare
exomes 32/1,461,866 · genomes 2/152,144 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.00271% | 36,875 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,484 |
| African / African-American | 0.00134% | 74,894 |
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
- KAT6A
- Protein
- p.Asp57=
- Coding
- c.171T>C
- MANE Select
- NM_006766
- dbSNP
- rs374785439
- Type
- single nucleotide variant
- Location
- chr8:42048807 (GRCh38)
- Gene constraint
- LOEUF 0.083 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 49.12 · 21 PDB
- Residue 57
- the samd1-like winged helix (wh) domain; the 'required for activation of runx1-1' region; the 'required for nuclear localization' region; an α-helix
Similar variants
- KAT6A p.Asp57Gly Uncertain significance ★ ⚠ same residue
- KAT6A c.3353-1G>A Pathogenic/Likely pathogenic ★★ same type
- KAT6A p.Arg1012Ter Pathogenic ★★ same type
- KAT6A p.Arg1019Ter Pathogenic/Likely pathogenic ★★ same type
- KAT6A p.Arg1024Ter Pathogenic ★★ same type
- KAT6A p.Arg1129Ter Pathogenic ★★ same type
- KAT6A p.Arg148Ter Pathogenic ★★ same type
- KAT6A p.Arg220Ter Pathogenic/Likely pathogenic ★★ 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/kat6a-p-asp57 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown