FOXA2 p.Pro341=
c.1023G>C · rs984887418 · VCV1551896
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0185%, mid)
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 -11 | GERP -4 |
| Overall | ||
| CADD | 0.429 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0185%
Middle Eastern · 1/5,394 alleles
Filtering AF
0.000986%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000813%
Overall
0.00143%
22/1,538,570 alleles · ultra-rare
exomes 21/1,386,412 · genomes 1/152,158 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0185% | 5,394 |
| African / African-American | 0.00275% | 36,418 |
| Remaining individualsnot grpmax-eligible | 0.00168% | 59,482 |
| European (non-Finnish) | 0.00158% | 63,399 |
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
- FOXA2
- Protein
- p.Pro341=
- Coding
- c.1023G>C
- MANE Select
- NM_021784
- dbSNP
- rs984887418
- Type
- single nucleotide variant
- Location
- chr20:22582219 (GRCh38)
- Gene constraint
- LOEUF 0.518 · pLI 0.97 (gnomAD)
- Structure
- AlphaFold pLDDT 58.29 · 3 PDB
- Residue 341
- the 'disordered' region
Similar variants
- FOXA2 p.Ala92Val Uncertain significance ★★ ⚠ same type
- FOXA2 p.Glu373Asp Uncertain significance ★★ ⚠ same type
- FOXA2 p.Met108Ile Uncertain significance ★★ ⚠ same type
- FOXA2 p.Met52Thr Uncertain significance ★★ same type
- FOXA2 p.Pro358Gln Uncertain significance ★★ ⚠ same type
- FOXA2 p.Ser99Leu Uncertain significance ★★ ⚠ same type
- FOXA2 c.*6C>T Likely benign ★★ same type
- FOXA2 p.Ala100Pro Benign/Likely benign ★★ 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/foxa2-p-pro341 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown