Is PRDX1 p.Pro186= (c.558T>C) pathogenic?

PRDX1 p.Pro186= (c.558T>C) is classified Likely benign in PRDX1 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-09-19). Very rare (popmax 0.000678%, nfe).

How common is PRDX1 p.Pro186= (c.558T>C) in the general population?

PRDX1 p.Pro186= (c.558T>C) is very rare (popmax 0.000678%, nfe) (gnomAD).

PRDX1 p.Pro186=

c.558T>C · rs2149325362 · VCV1665330

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.000678%, nfe)

⚠ Built without this gene's context — gene constraint and dosage, protein structure, pathways, panels and related-variant links were not looked up for this page. why

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI	—	not looked up on this page · why
Constraint at this position
Conservation	phyloP 1.8	GERP -0.31, phastCons 1
Overall
CADD	11.91	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.000678% European (non-Finnish) · 8/1,179,642 alleles

Filtering AF 0.000292% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000211%

Overall 0.000496% 8/1,613,104 alleles · very rare exomes 8/1,460,866 · genomes 0/152,238 · joint denominator

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: PRDX1
Protein: p.Pro186=
Coding: c.558T>C
MANE Select: NM_181697
dbSNP: rs2149325362
Type: single nucleotide variant
Location: chr1:45511371 (GRCh38)

Full PRDX1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

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/prdx1-p-pro186 (accessed [today's date]).

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