POP1 p.Pro91=
c.273C>T · rs1216289306 · VCV1905633
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0165%, mid)
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 -11 | GERP -4.1 |
| Overall | ||
| CADD | 0.165 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0165%
Middle Eastern · 1/6,058 alleles
Filtering AF
0.000124%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 9e-05%
Overall
0.000496%
8/1,614,044 alleles · ultra-rare
exomes 7/1,461,812 · genomes 1/152,232 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0165% | 6,058 |
| East Asian | 0.00223% | 44,880 |
| Admixed American | 0.00167% | 60,000 |
| European (non-Finnish) | 0.000424% | 235,997 |
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
- POP1
- Protein
- p.Pro91=
- Coding
- c.273C>T
- MANE Select
- NM_001145860
- dbSNP
- rs1216289306
- Type
- single nucleotide variant
- Location
- chr8:98127725 (GRCh38)
- Structure
- AlphaFold pLDDT 76.08
Similar variants
- POP1 p.Gln778Ter Pathogenic/Likely pathogenic ★★ same type
- POP1 p.Val696Asp Likely pathogenic ★★ ⚠ same type
- POPDC1 p.Arg88Ter Pathogenic/Likely pathogenic ★★ same type
- POPDC1 p.Ser201Phe Likely pathogenic ★★ same type
- POP1 p.Ala1011Thr Uncertain significance ★★ ⚠ same type
- POP1 p.Ala166Pro Uncertain significance ★★ ⚠ same type
- POP1 p.Ala44Pro Uncertain significance ★★ ⚠ same type
- POP1 p.Ala497Val 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/pop1-p-pro91 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown