Is PLVAP p.Arg191= (c.573C>T) pathogenic?

PLVAP p.Arg191= (c.573C>T) is classified Likely benign in PLVAP (ClinVar, Single submitter, 1 submitter; last evaluated 2024-09-14). Ultra-rare (popmax 0.012%, afr).

How common is PLVAP p.Arg191= (c.573C>T) in the general population?

PLVAP p.Arg191= (c.573C>T) is ultra-rare (popmax 0.012%, afr) (gnomAD).

PLVAP p.Arg191=

c.573C>T · rs770592067 · VCV1974766

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

ultra-rare (popmax 0.012%, 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 -8.7	GERP -3.4
Overall
CADD	0.326	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.012% African / African-American · 9/74,926 alleles

Filtering AF 0.00623% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00468%

Overall 0.00143% 23/1,613,960 alleles · ultra-rare exomes 17/1,461,770 · genomes 6/152,190 · joint denominator

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.012%	8,325
Admixed American	0.00167%	60,002
European (non-Finnish)	0.0011%	90,773

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: PLVAP
Protein: p.Arg191=
Coding: c.573C>T
MANE Select: NM_031310
dbSNP: rs770592067
Type: single nucleotide variant
Location: chr19:17365892 (GRCh38)
Gene constraint: LOEUF 1.015 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 82.39

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

Similar variants

PLVAP p.Arg191Cys Uncertain significance ★ ⚠ same residue
PLVAP p.Arg191Pro Uncertain significance ★ ⚠ same residue
PLVAP p.Arg191Ser Uncertain significance ★ ⚠ same residue
PLVAP p.Arg358Ter Pathogenic ★★ same type
PLVAP p.Ala292Val Uncertain significance ★★ ⚠ same type
PLVAP p.Ala385Thr Uncertain significance ★★ ⚠ same type
PLVAP p.Ala94Thr Uncertain significance ★★ ⚠ same type
PLVAP p.Arg13Trp 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/plvap-p-arg191 (accessed [today's date]).

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