PDE3A p.Ala220=
c.660G>T · rs61729386 · VCV789807
Benign
Multiple submitters
Classification
Benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 3 submitters
gnomAD v4.1
Rare
low-frequency (popmax 2.57%, 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 1.9 | GERP -2.6, phastCons 1 |
| Overall | ||
| CADD | 16.37 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
2.57%
African / African-American · 1,932/75,038 alleles
Filtering AF
2.48%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 2.44%
Overall
0.143%
2,306/1,613,436 alleles · low-frequency
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 2.57% | 39 |
| Remaining individualsnot grpmax-eligible | 0.194% | 517 |
| Admixed American | 0.153% | 652 |
| Middle Eastern | 0.133% | 752 |
| European (non-Finnish) | 0.0127% | 7,867 |
| South Asian | 0.00329% | 30,359 |
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
- PDE3A
- Protein
- p.Ala220=
- Coding
- c.660G>T
- MANE Select
- NM_000921
- dbSNP
- rs61729386
- Type
- single nucleotide variant
- Location
- chr12:20369944 (GRCh38)
- Gene constraint
- LOEUF 0.763 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 61.11 · 9 PDB
Similar variants
- PDE3A p.Ala220Thr Uncertain significance ★ ⚠ same residue
- PDE3A p.Arg268Lys Uncertain significance ★★ ⚠ same type
- PDE3A p.Arg424His Uncertain significance ★★ ⚠ same type
- PDE3A p.Glu648Val Uncertain significance ★★ ⚠ same type
- PDE3A p.Pro430Leu Uncertain significance ★★ ⚠ same type
- PDE3A p.Ser325Pro Uncertain significance ★★ ⚠ same type
- PDE3A p.Ser633Ile Uncertain significance ★★ ⚠ same type
- PDE3A p.Thr383Lys 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/pde3a-p-ala220 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown