Is ANKAR p.Arg894Pro (c.2681G>C) pathogenic?

ANKAR p.Arg894Pro (c.2681G>C) is classified Uncertain significance in ANKAR (ClinVar, Single submitter, 1 submitter; last evaluated 2023-05-03). AlphaMissense: likely pathogenic (0.949); Absent from gnomAD v4.1.

How common is ANKAR p.Arg894Pro (c.2681G>C) in the general population?

ANKAR p.Arg894Pro (c.2681G>C) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about ANKAR p.Arg894Pro (c.2681G>C)?

AlphaMissense predicts likely pathogenic (score 0.949) — an in-silico prediction, not a clinical call.

ANKAR p.Arg894Pro

c.2681G>C · rs757357867 · VCV2543314

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely pathogenic

0.949 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/2 damaging

AlphaMissense, SaProt · REVEL no call

Computational evidence

Protein change
AlphaMissense	0.949	likely pathogenic · top 5% in ANKAR
REVEL	0.3	indeterminate
SaProt	LLR -15.53	damaging
⇒ AlphaMissense and SaProt both call this damaging; REVEL makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 8.5	GERP 1.9, phastCons 1
Regional constraint	o/e 0.93	unconstrained · MANE · 70 kb · p 0.0059 · regional, not allelic
Overall
CADD	24.5	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean damaging — a triage signal, not a reclassification

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

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene: ANKAR
Protein: p.Arg894Pro
Coding: c.2681G>C
MANE Select: NM_001378068
dbSNP: rs757357867
Type: single nucleotide variant
Location: chr2:189727901 (GRCh38)
Gene constraint: LOEUF 1.07 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 84.79

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

Similar variants

ANKAR p.Arg894Leu Uncertain significance ★ ⚠ same residue
ANKAR p.Asn938= Benign ★★ same type
ANKAR p.Gln1419Leu Benign ★★ same type
ANKAR p.Ile1349= Benign ★★ same type
ANKAR p.Leu94Arg Benign ★★ same type
ANKAR p.Thr206Ala Benign ★★ same type
ANKAR p.Thr92= Benign ★★ same type
ANKAR p.Tyr1262Ser Benign ★★ 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/ankar-p-arg894pro (accessed [today's date]).

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