ESS2 p.Ser331=
c.993G>A · rs756787192 · VCV759958
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.028%, afr)
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 -8.9 | GERP -3 |
| Overall | ||
| CADD | 0.086 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.028%
African / African-American · 21/74,868 alleles
Filtering AF
0.0188%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0157%
Overall
0.00446%
72/1,613,714 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.028% | 3,565 |
| Remaining individualsnot grpmax-eligible | 0.008% | 12,494 |
| European (non-Finnish) | 0.00364% | 27,439 |
| East Asian | 0.00223% | 44,856 |
| South Asian | 0.0022% | 45,535 |
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
- ESS2
- Protein
- p.Ser331=
- Coding
- c.993G>A
- MANE Select
- NM_022719
- dbSNP
- rs756787192
- Type
- single nucleotide variant
- Location
- chr22:19137365 (GRCh38)
- Gene constraint
- LOEUF 0.844 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 68.41 · 5 PDB
Similar variants
- ESS2 p.Arg175Gln Uncertain significance ★★ ⚠ same type
- ESS2 p.Asn311= Benign ★★ same type
- ESS2 p.Glu234Lys Benign ★★ ⚠ same type
- ESS2 p.His178= Likely benign ★★ same type
- ESS2 p.Lys66= Benign/Likely benign ★★ same type
- ESS2 p.Pro99Leu Benign ★★ same type
- ESS2 p.Ser7Ala Benign ★★ same type
- ESS2 p.Thr460= 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/ess2-p-ser331 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown