Is ANKRD1 p.Ala276= (c.828G>C) pathogenic?

ANKRD1 p.Ala276= (c.828G>C) is classified Likely benign in ANKRD1 (ClinVar, Single submitter, 1 submitter; last evaluated 2024-07-11). Ultra-rare (popmax 0.0406%, sas); Associated with Cardiovascular phenotype.

What condition is associated with ANKRD1 p.Ala276= (c.828G>C)?

ANKRD1 p.Ala276= (c.828G>C) is associated with Cardiovascular phenotype (ClinVar).

How common is ANKRD1 p.Ala276= (c.828G>C) in the general population?

ANKRD1 p.Ala276= (c.828G>C) is ultra-rare (popmax 0.0406%, sas) (gnomAD).

ANKRD1 p.Ala276=

c.828G>C · VCV3543011

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

ultra-rare (popmax 0.0406%, sas)

Conditions

Cardiovascular phenotype

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 -10	GERP -4.6
Overall
CADD	0.107	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.0406% South Asian · 37/91,072 alleles

Filtering AF 0.0303% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0267%

Overall 0.00291% 47/1,613,814 alleles · ultra-rare

Ancestry group	Frequency	1 in
South Asiangrpmax	0.0406%	2,461
European (non-Finnish)	0.000847%	117,995

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: ANKRD1
Protein: p.Ala276=
Coding: c.828G>C
MANE Select: NM_014391
Type: single nucleotide variant
Location: chr10:90915564 (GRCh38)
Gene constraint: LOEUF 1.038 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 82.64

Full ANKRD1 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

ANKRD1 p.Ala276Val Conflicting classifications of pathogenicity ★ ⚠ same residue
ANKRD1 c.207+1G>T Uncertain significance ★★ same condition
ANKRD1 c.27+1G>T Uncertain significance ★★ same condition
ANKRD1 c.28-3T>C Uncertain significance ★★ same condition
ANKRD1 c.651+4T>A Uncertain significance ★★ same condition
ANKRD1 c.750+2T>C Uncertain significance ★★ same condition
ANKRD1 c.750+4A>G Uncertain significance ★★ same condition
ANKRD1 c.751-3T>C 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/ankrd1-p-ala276 (accessed [today's date]).

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