CYFIP2 p.Ala481=
c.1443G>A · rs527550026 · VCV1593285
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00339%, nfe)
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 -13 | GERP -4.6 |
| Overall | ||
| CADD | 0.133 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00339%
European (non-Finnish) · 40/1,179,920 alleles
Filtering AF
0.00255%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00225%
Overall
0.00291%
47/1,614,086 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.00339% | 29,498 |
| Admixed American | 0.00333% | 30,012 |
| East Asian | 0.00223% | 44,894 |
| South Asian | 0.0022% | 45,544 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,494 |
| African / African-American | 0.00133% | 75,060 |
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
- CYFIP2
- Protein
- p.Ala481=
- Coding
- c.1443G>A
- MANE Select
- NM_001037333
- dbSNP
- rs527550026
- Type
- single nucleotide variant
- Location
- chr5:157319848 (GRCh38)
- Gene constraint
- LOEUF 0.274 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 87.28
Similar variants
- CYFIP2 p.Ala481Thr Uncertain significance ★ ⚠ same residue
- CYFIP2 p.Arg87Cys Pathogenic/Likely pathogenic ★★ same type
- CYFIP2 p.Arg87Pro Pathogenic/Likely pathogenic ★★ same type
- CYFIP2 p.Glu640Lys Pathogenic ★★ same type
- CYFIP2 p.Tyr108His Likely pathogenic ★★ ⚠ same type
- CYFIP2 p.Ala1074Thr Uncertain significance ★★ ⚠ same type
- CYFIP2 p.Ala773Thr Uncertain significance ★★ ⚠ same type
- CYFIP2 p.Ala80Val 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/cyfip2-p-ala481 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown