PDE6B p.Ala34=
c.102G>A · rs142437453 · VCV944594
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0213%, 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 -2.5 | GERP -4.1 |
| Overall | ||
| CADD | 0.676 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0213%
African / African-American · 16/75,060 alleles
Filtering AF
0.0133%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0109%
Overall
0.00211%
34/1,613,542 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.0213% | 4,691 |
| Remaining individualsnot grpmax-eligible | 0.0048% | 20,833 |
| Admixed American | 0.00333% | 30,012 |
| South Asian | 0.0022% | 45,538 |
| European (non-Finnish) | 0.000932% | 107,268 |
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
- PDE6B
- Protein
- p.Ala34=
- Coding
- c.102G>A
- MANE Select
- NM_000283
- dbSNP
- rs142437453
- Type
- single nucleotide variant
- Location
- chr4:625728 (GRCh38)
- Gene constraint
- LOEUF 1.238 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 89.72
Similar variants
- PDE6B p.Ala34Thr Uncertain significance ★★ ⚠ same residue
- PDE6B p.Ala34Val Benign/Likely benign ★★ same residue
- PDE6B p.Ala34Pro Uncertain significance ★ ⚠ same residue
- PDE6B c.1059+2T>G Likely pathogenic ★★ same type
- PDE6B c.1060-1G>T Pathogenic/Likely pathogenic ★★ same type
- PDE6B c.1107+1G>T Likely pathogenic ★★ same type
- PDE6B c.1107+3A>G Pathogenic/Likely pathogenic ★★ same type
- PDE6B c.1468-2A>G Pathogenic/Likely pathogenic ★★ 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/pde6b-p-ala34 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown