EPM2A p.Glu239Val
c.716A>T · rs769651661 · VCV1757463
Uncertain significance
Multiple submitters
Classification
Uncertain significance
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00667%, amr)
Conditions
2
Inborn genetic diseases
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.324 | indeterminate |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 6.2 | GERP 1.7, phastCons 1 |
| Regional constraint | o/e 1.04 | unconstrained · MANE · 108 kb · p 0.41 · regional, not allelic |
| Overall | ||
| CADD | 33.0 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00667%
Admixed American · 4/60,014 alleles
Filtering AF
0.00226%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00135%
Overall
0.000274%
4/1,461,864 alleles · very rare
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
- EPM2A
- Protein
- p.Glu239Val
- Coding
- c.716A>T
- MANE Select
- NM_005670
- dbSNP
- rs769651661
- Type
- single nucleotide variant
- Location
- chr6:145635247 (GRCh38)
- Gene constraint
- LOEUF 1.191 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 34.25 · 2 PDB
- Residue 239
- an α-helix; the tyrosine-protein phosphatase domain
Similar variants
- EPM2A p.Glu239Lys Uncertain significance ★ same residue
- EPM2A c.301+1G>T Pathogenic ★★ same condition
- EPM2A c.302-1G>C Pathogenic/Likely pathogenic ★★ same condition
- EPM2A c.302-2A>G Pathogenic ★★ same condition
- EPM2A p.Arg108Cys Pathogenic/Likely pathogenic ★★ same condition
- EPM2A p.Arg171His Pathogenic/Likely pathogenic ★★ same condition
- EPM2A p.Arg241Ter Pathogenic/Likely pathogenic ★★ same condition
- EPM2A p.Gly279Cys Pathogenic/Likely pathogenic ★★ same condition
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/epm2a-p-glu239val (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown