A2ML1 p.Phe776=
c.2328C>T · rs368663740 · VCV701862
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 4 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.015%, amr)
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 -3.6 | GERP -3.6 |
| Overall | ||
| CADD | 8.538 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.015%
Admixed American · 9/59,998 alleles
Filtering AF
0.00867%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00812%
Overall
0.00886%
143/1,614,098 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.015% | 6,666 |
| Remaining individualsnot grpmax-eligible | 0.0144% | 6,943 |
| European (non-Finnish) | 0.0102% | 9,834 |
| East Asian | 0.00445% | 22,449 |
| African / African-American | 0.00267% | 37,463 |
| South Asian | 0.0011% | 91,092 |
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
- A2ML1
- Protein
- p.Phe776=
- Coding
- c.2328C>T
- MANE Select
- NM_144670
- dbSNP
- rs368663740
- Type
- single nucleotide variant
- Location
- chr12:8851877 (GRCh38)
- Gene constraint
- LOEUF 0.953 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 80.61 · 5 PDB
- Residue 776
- a β-strand; a UniProt-annotated variant site (risk factor for otitis media)
Similar variants
- A2ML1 c.1834-1G>T Uncertain significance ★★ same type
- A2ML1 c.3264+4C>T Uncertain significance ★★ same type
- A2ML1 c.3933+4A>G Uncertain significance ★★ same type
- A2ML1 c.409+1G>A Uncertain significance ★★ same type
- A2ML1 c.4221+2T>C Uncertain significance ★★ same type
- A2ML1 c.*1+1G>A Uncertain significance ★★ same type
- A2ML1 p.Ala1002Val Uncertain significance ★★ ⚠ same type
- A2ML1 p.Ala1039Val 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/a2ml1-p-phe776 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown