PROP1 p.Ser57=
c.171C>T · rs750681756 · VCV1125997
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00668%, 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 0.51 | phastCons 0.6 |
| Overall | ||
| CADD | 2.127 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00668%
African / African-American · 5/74,906 alleles
Filtering AF
0.00255%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00161%
Overall
0.000372%
6/1,613,294 alleles · very rare
exomes 3/1,461,148 · genomes 3/152,146 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.00668% | 14,981 |
| European (non-Finnish) | 8.48e-05% | 1,179,594 |
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
- PROP1
- Protein
- p.Ser57=
- Coding
- c.171C>T
- MANE Select
- NM_006261
- dbSNP
- rs750681756
- Type
- single nucleotide variant
- Location
- chr5:177994277 (GRCh38)
- Gene constraint
- LOEUF 0.87 · pLI 0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 70.74
- Residue 57
- the 'disordered' region
Similar variants
- PROP1 c.109+1G>A Pathogenic ★★ same type
- PROP1 c.110-2A>G Likely pathogenic ★★ same type
- PROP1 c.343-1G>A Likely pathogenic ★★ same type
- PROP1 p.Arg112Ter Pathogenic/Likely pathogenic ★★ same type
- PROP1 p.Arg120Cys Pathogenic/Likely pathogenic ★★ same type
- PROP1 p.Arg125Gln Likely pathogenic ★★ same type
- PROP1 p.Arg125Trp Pathogenic ★★ same type
- PROP1 p.Arg16Ter Pathogenic/Likely pathogenic ★★ 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/prop1-p-ser57 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown