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PEX3 p.Arg63=

c.189G>A · rs1316750476 · VCV1962442

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
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.
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 3GERP 0.98, phastCons 1
Overall
CADD9.956PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0165% Middle Eastern · 1/6,056 alleles
Filtering AF 7.9e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 5.4e-05%
Overall 0.000372% 6/1,612,738 alleles · ultra-rare exomes 6/1,460,512 · genomes 0/152,226 · joint denominator
Ancestry group Frequency 1 in
Middle Easterngrpmax 0.0165% 6,056
Remaining individualsnot grpmax-eligible 0.0016% 62,456
European (non-Finnish) 0.000339% 294,723

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
PEX3
Protein
p.Arg63=
Coding
c.189G>A
MANE Select
NM_003630
dbSNP
rs1316750476
Type
single nucleotide variant
Location
chr6:143459200 (GRCh38)
Gene constraint
LOEUF 0.972 · pLI 0.12 (gnomAD)
Structure
AlphaFold pLDDT 88.94 · 2 PDB
Residue 63
an α-helix
Full PEX3 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/pex3-p-arg63 (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown