PGAP2 p.Ala147=
c.441G>A · VCV3711255
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00445%, eas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.143 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP -2.6 | GERP -3.7 |
| Overall | ||
| CADD | 2.205 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00445%
East Asian · 2/44,896 alleles
Filtering AF
0.000738%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000276%
Overall
0.00093%
15/1,612,374 alleles · very rare
exomes 14/1,460,292 · genomes 1/152,082 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.00445% | 22,448 |
| Admixed American | 0.00333% | 29,995 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,233 |
| South Asian | 0.0022% | 45,527 |
| European (non-Finnish) | 0.000593% | 168,573 |
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
- PGAP2
- Protein
- p.Ala147=
- Coding
- c.441G>A
- MANE Select
- NM_014489
- Type
- single nucleotide variant
- Location
- chr11:3823975 (GRCh38)
- Gene constraint
- LOEUF 0.871 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 90.00
Similar variants
- PGAP2 p.Ala147Val Uncertain significance ★ same residue
- PGAP2 p.Ala127Val Likely pathogenic ★★ same type
- PGAP2 p.Arg238Pro Pathogenic/Likely pathogenic ★★ ⚠ same type
- PGAP2 p.Thr294Met Likely pathogenic ★★ same type
- PGAP2 c.602-3C>T Uncertain significance ★★ same type
- PGAP2 p.Ala187Thr Uncertain significance ★★ ⚠ same type
- PGAP2 p.Ala33Thr Uncertain significance ★★ ⚠ same type
- PGAP2 p.Arg238Cys 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/pgap2-p-ala147 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown