CYLD p.Ala289=
c.867G>A · rs778051762 · VCV3038693
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0183%, 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 -0.47 | GERP -4.8 |
| Overall | ||
| CADD | 3.347 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0183%
Admixed American · 11/59,988 alleles
Filtering AF
0.0102%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00785%
Overall
0.00545%
88/1,613,344 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.0183% | 5,453 |
| Middle Eastern | 0.0166% | 6,020 |
| European (non-Finnish) | 0.00593% | 16,852 |
| Remaining individualsnot grpmax-eligible | 0.0048% | 20,817 |
| South Asian | 0.0022% | 45,534 |
| African / African-American | 0.00134% | 74,882 |
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
- CYLD
- Protein
- p.Ala289=
- Coding
- c.867G>A
- MANE Select
- NM_001378743
- dbSNP
- rs778051762
- Type
- single nucleotide variant
- Location
- chr16:50754378 (GRCh38)
- Gene constraint
- LOEUF 0.325 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Structure
- AlphaFold pLDDT 75.06 · 6 PDB
- Residue 289
- the 'interaction with trip' region
Similar variants
- CYLD p.Arg235Ter Pathogenic/Likely pathogenic ★★ same type
- CYLD p.Arg758Ter Pathogenic ★★ same type
- CYLD p.Arg936Ter Pathogenic/Likely pathogenic ★★ same type
- CYLD p.Lys767Ter Pathogenic ★★ same type
- CYLD p.Ser371Ter Pathogenic ★★ same type
- CYLD p.Ser839Ter Pathogenic/Likely pathogenic ★★ same type
- CYLD p.Trp847Ter Pathogenic ★★ same type
- CYLD c.*3229C>T 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/cyld-p-ala289 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown