FIBP p.Ala50=
c.150G>C · rs34255955 · VCV781007
Benign
Multiple submitters
Classification
Benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
low-frequency (popmax 3.53%, 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 -2.3 | GERP -2.7 |
| Overall | ||
| CADD | 8.575 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
3.53%
African / African-American · 2,645/74,966 alleles
Filtering AF
3.42%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 3.37%
Overall
0.192%
3,085/1,607,958 alleles · low-frequency
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 3.53% | 28 |
| Admixed American | 0.277% | 361 |
| Remaining individualsnot grpmax-eligible | 0.262% | 382 |
| Middle Eastern | 0.118% | 849 |
| South Asian | 0.0111% | 9,029 |
| European (non-Finnish) | 0.00806% | 12,404 |
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
- FIBP
- Protein
- p.Ala50=
- Coding
- c.150G>C
- MANE Select
- NM_004214
- dbSNP
- rs34255955
- Type
- single nucleotide variant
- Location
- chr11:65888068 (GRCh38)
- Gene constraint
- LOEUF 1.009 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 92.33
Similar variants
- FIBP p.Asp223Gly Uncertain significance ★★ same type
- FIBP p.Leu352Arg Uncertain significance ★★ ⚠ same type
- FIBP c.1004+33T>C Benign ★★ same type
- FIBP p.Gly187= Likely benign ★★ same type
- FIBP p.Gly263= Likely benign ★★ same type
- FIBP p.Leu240= Benign/Likely benign ★★ same type
- FIBP p.Leu299= Benign/Likely benign ★★ same type
- FIBP p.Pro73= 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/fibp-p-ala50 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown