Is TRPM4 p.Arg85= (c.255C>A) pathogenic?

TRPM4 p.Arg85= (c.255C>A) is classified Likely benign in TRPM4 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-01-04). No allele count reported in gnomAD v4.1 (AN 1,604,616); Associated with Cardiovascular phenotype.

What condition is associated with TRPM4 p.Arg85= (c.255C>A)?

TRPM4 p.Arg85= (c.255C>A) is associated with Cardiovascular phenotype (ClinVar).

How common is TRPM4 p.Arg85= (c.255C>A) in the general population?

TRPM4 p.Arg85= (c.255C>A) is no allele count reported in gnomAD v4.1 (AN 1,604,616) (gnomAD).

TRPM4 p.Arg85=

c.255C>A · rs1439687789 · VCV1793059

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Not reported

no allele count reported in gnomAD v4.1 (AN 1,604,616)

Conditions

Cardiovascular phenotype

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI	<0.2	all four deltas below 0.2 · C>T here scores Δ0.86 · evaluated, not missing
Constraint at this position
Conservation	phyloP 0.063	phastCons 0.034
Overall
CADD	3.254	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

No allele count reported in gnomAD v4.1 (AN 1,604,616). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.

Variant & gene context

Gene: TRPM4
Protein: p.Arg85=
Coding: c.255C>A
MANE Select: NM_017636
dbSNP: rs1439687789
Type: single nucleotide variant
Location: chr19:49166203 (GRCh38)
Gene constraint: LOEUF 1.084 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 78.51 · 42 PDB

Full TRPM4 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Cardiovascular phenotype — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

TRPM4 p.Arg85Pro Uncertain significance ★ ⚠ same residue
TRPM4 p.Arg85Cys Uncertain significance ★ ⚠ same residue
TRPM4 p.Arg85His Uncertain significance ★ ⚠ same residue
TRPM4 p.Arg85Leu Uncertain significance ★ ⚠ same residue
TRPM4 p.Ile376Thr Pathogenic/Likely pathogenic ★★ ⚠ same condition
TRPM4 c.1050+1G>A Uncertain significance ★★ same condition
TRPM4 c.1150+5A>T Uncertain significance ★★ same condition
TRPM4 c.2019+5G>A Uncertain significance ★★ 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/trpm4-p-arg85 (accessed [today's date]).

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