PLAA p.Thr220=
c.660T>G · rs2489205677 · VCV2974607
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
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. | ||
| REVEL | 0.104 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 4.7 | GERP 1.4, phastCons 1 |
| Overall | ||
| CADD | 10.95 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0165%
Middle Eastern · 1/6,054 alleles
Overall
0.000137%
2/1,460,406 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0165% | 6,054 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,448 |
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
- PLAA
- Protein
- p.Thr220=
- Coding
- c.660T>G
- MANE Select
- NM_001031689
- dbSNP
- rs2489205677
- Type
- single nucleotide variant
- Location
- chr9:26926466 (GRCh38)
- Gene constraint
- LOEUF 0.678 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 84.87 · 5 PDB
Similar variants
- PLAA p.Arg524Ter Likely pathogenic ★★ same type
- PLAA p.Ala156Val Uncertain significance ★★ ⚠ same type
- PLAA p.Ala264Thr Uncertain significance ★★ ⚠ same type
- PLAA p.Ala271Val Uncertain significance ★★ ⚠ same type
- PLAA p.Arg268Gln Uncertain significance ★★ ⚠ same type
- PLAA p.Arg373Thr Uncertain significance ★★ ⚠ same type
- PLAA p.Arg499Cys Uncertain significance ★★ same type
- PLAA p.Arg7Ser 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/plaa-p-thr220 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown