ANKH p.Pro226=
c.678G>A · rs780167235 · VCV1645672
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0164%, mid)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -11 | GERP -3.5 |
| Overall | ||
| CADD | 3.763 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0164%
Middle Eastern · 1/6,084 alleles
Filtering AF
0.00157%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00134%
Overall
0.00211%
34/1,614,096 alleles · ultra-rare
exomes 32/1,461,874 · genomes 2/152,222 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0164% | 6,084 |
| European (non-Finnish) | 0.00229% | 43,706 |
| East Asian | 0.00223% | 44,896 |
| South Asian | 0.0022% | 45,540 |
| Admixed American | 0.00167% | 60,016 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,488 |
| African / African-American | 0.00133% | 74,924 |
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
- ANKH
- Protein
- p.Pro226=
- Coding
- c.678G>A
- MANE Select
- NM_054027
- dbSNP
- rs780167235
- Type
- single nucleotide variant
- Location
- chr5:14751078 (GRCh38)
- Gene constraint
- LOEUF 0.463 · pLI 1.00 · ClinGen HI 0/3 (gnomAD)
- Structure
- AlphaFold pLDDT 84.57
Similar variants
- ANKH p.Pro226Leu Conflicting classifications of pathogenicity ★ ⚠ same residue
- ANKH c.1142-4A>G Pathogenic/Likely pathogenic ★★ same type
- ANKH c.96+5G>A Uncertain significance ★★ same type
- ANKH c.*3752G>A Uncertain significance ★★ same type
- ANKH p.Ala136Thr Uncertain significance ★★ ⚠ same type
- ANKH p.Ala201Thr Uncertain significance ★★ ⚠ same type
- ANKH p.Ala448Thr Uncertain significance ★★ same type
- ANKH p.Arg453Gln 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/ankh-p-pro226 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown