Is BMP8A p.Gln97Arg (c.290A>G) pathogenic?

BMP8A p.Gln97Arg (c.290A>G) is classified Likely benign in BMP8A (ClinVar, Single submitter, 1 submitter; last evaluated 2025-06-17). AlphaMissense: likely benign (0.0521); Very rare (popmax 0.00854%, afr).

How common is BMP8A p.Gln97Arg (c.290A>G) in the general population?

BMP8A p.Gln97Arg (c.290A>G) is very rare (popmax 0.00854%, afr) (gnomAD).

What do computational predictors say about BMP8A p.Gln97Arg (c.290A>G)?

AlphaMissense predicts likely benign (score 0.0521) — an in-silico prediction, not a clinical call.

BMP8A p.Gln97Arg

c.290A>G · VCV4214334

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.0521 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00854%, afr)

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.0521	likely benign
REVEL	0.064	moderately benign-leaning
SaProt	LLR -5.28	tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 2.6	GERP -2.9, phastCons 0.99
Regional constraint	o/e 0.94	unconstrained · MANE · 19 kb · p 0.69 · regional, not allelic
Overall
CADD	7.53	PHRED · no single calibrated threshold — expert panels disagree

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00854% African / African-American · 6/70,298 alleles

Filtering AF 0.00366% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00251%

Overall 0.000895% 14/1,563,374 alleles · very rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.00854%	11,716
East Asian	0.00246%	40,574
South Asian	0.00226%	44,244
Admixed American	0.00178%	56,228
Remaining individualsnot grpmax-eligible	0.00165%	60,506
European (non-Finnish)	0.000257%	388,502

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: BMP8A
Protein: p.Gln97Arg
Coding: c.290A>G
MANE Select: NM_181809
Type: single nucleotide variant
Location: chr1:39492281 (GRCh38)
Gene constraint: LOEUF 1.337 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 76.87

Full BMP8A gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

BMP8A p.Ala144Val Uncertain significance ★★ ⚠ same type
BMP8A p.Arg293His Benign ★★ same type
BMP8A p.Ala102Thr Uncertain significance ★ ⚠ same type
BMP8A p.Ala201Thr Uncertain significance ★ ⚠ same type
BMP8A p.Ala264Thr Uncertain significance ★ ⚠ same type
BMP8A p.Ala348Val Uncertain significance ★ ⚠ same type
BMP8A p.Ala365Val Uncertain significance ★ ⚠ same type
BMP8A p.Ala374Thr 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/bmp8a-p-gln97arg (accessed [today's date]).

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