PEX5 p.Arg431=
c.1293G>A · rs1242502801 · VCV1094385
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00667%, amr)
Conditions
1
peroxisome biogenesis disorder 2B
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 | GERP -3.7, phastCons 1 |
| Overall | ||
| CADD | 11.33 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00667%
Admixed American · 4/60,006 alleles
Filtering AF
0.00226%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00135%
Overall
0.000496%
8/1,613,998 alleles · very rare
exomes 6/1,461,810 · genomes 2/152,188 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00667% | 15,002 |
| European (non-Finnish) | 0.000339% | 294,999 |
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
- PEX5
- Protein
- p.Arg431=
- Coding
- c.1293G>A
- MANE Select
- NM_001351132
- dbSNP
- rs1242502801
- Type
- single nucleotide variant
- Location
- chr12:7208568 (GRCh38)
- Gene constraint
- LOEUF 0.768 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 70.28 · 11 PDB
- Residue 431
- a UniProt-annotated variant site (in pbd2b; impaired ability to mediate peroxisomal import of proteins containing both a c-terminal pts1- and pts2-type targeting signals); an α-helix
Similar variants
- PEX5 p.Arg431Gln Uncertain significance ★★ ⚠ same residue
- PEX5 p.Arg431Trp Uncertain significance ★★ ⚠ same residue
- PEX5 c.449-2A>G Pathogenic/Likely pathogenic ★★ same condition
- PEX5 c.552-1G>A Pathogenic/Likely pathogenic ★★ same condition
- PEX5 c.847-2A>G Likely pathogenic ★★ same condition
- PEX5 c.967-1G>A Likely pathogenic ★★ same condition
- PEX5 p.Arg237Ter Pathogenic/Likely pathogenic ★★ same condition
- PEX5 p.Arg276Ter Pathogenic/Likely pathogenic ★★ same condition
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/pex5-p-arg431 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown