PDE3A p.Ser301=
c.903C>A · VCV4915808
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0332%, 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 -2.7 | GERP -2.8 |
| Overall | ||
| CADD | 7.563 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0332%
Middle Eastern · 2/6,028 alleles
Filtering AF
0.00585%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00243%
Overall
0.000373%
6/1,610,066 alleles · ultra-rare
exomes 6/1,457,836 · genomes 0/152,230 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Middle Easterngrpmax | 0.0332% | 3,014 |
| Remaining individualsnot grpmax-eligible | 0.00161% | 62,288 |
| European (non-Finnish) | 0.000255% | 392,801 |
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.Ser301=
- Coding
- c.903C>A
- MANE Select
- NM_000921
- Type
- single nucleotide variant
- Location
- chr12:20370187 (GRCh38)
- Gene constraint
- LOEUF 0.763 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 61.11 · 9 PDB
Similar variants
- PDE3A p.Ser301Phe 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-ser301 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown