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GRM2 p.Val865=

c.2595G>A · rs147758967 · VCV786879

Benign Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.389%, 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
PangolinΔ0.23loss · gain 0.00 · not in the SpliceAI release · independent
Constraint at this position
ConservationphyloP -0.23GERP -3.4, phastCons 0.026
Overall
CADD0.771PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.389% African / African-American · 292/75,024 alleles
Filtering AF 0.352% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.338%
Overall 0.0219% 353/1,614,070 alleles · rare
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.389% 257
Remaining individualsnot grpmax-eligible 0.0464% 2,155
Admixed American 0.045% 2,223
Middle Eastern 0.0165% 6,062
South Asian 0.00329% 30,361
European (non-Finnish) 8.47e-05% 1,179,948

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
GRM2
Protein
p.Val865=
Coding
c.2595G>A
MANE Select
NM_000839
dbSNP
rs147758967
Type
single nucleotide variant
Location
chr3:51718088 (GRCh38)
Gene constraint
LOEUF 0.75 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 86.17 · 31 PDB
Full GRM2 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/grm2-p-val865 (accessed [today's date]).

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