Is ANKRD26 p.Ala1640= (c.4920T>G) pathogenic?

ANKRD26 p.Ala1640= (c.4920T>G) is classified Likely benign in ANKRD26 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-09-25). Very rare (popmax 0.005%, amr); Associated with Inborn genetic diseases.

What condition is associated with ANKRD26 p.Ala1640= (c.4920T>G)?

ANKRD26 p.Ala1640= (c.4920T>G) is associated with Inborn genetic diseases (ClinVar).

How common is ANKRD26 p.Ala1640= (c.4920T>G) in the general population?

ANKRD26 p.Ala1640= (c.4920T>G) is very rare (popmax 0.005%, amr) (gnomAD).

ANKRD26 p.Ala1640=

c.4920T>G · VCV4578901

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.005%, amr)

Conditions

Inborn genetic diseases

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL	0.039	moderately benign-leaning
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -0.74	GERP -1.1
Overall
CADD	3.577	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.005% Admixed American · 3/59,998 alleles

Filtering AF 0.00133% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000668%

Overall 0.000186% 3/1,613,962 alleles · very rare

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: ANKRD26
Protein: p.Ala1640=
Coding: c.4920T>G
MANE Select: NM_014915
Type: single nucleotide variant
Location: chr10:27012915 (GRCh38)
Gene constraint: LOEUF 0.728 · pLI <0.01 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 62.91

Full ANKRD26 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Inborn genetic diseases — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

ANKRD26 p.Ala1640Gly Uncertain significance ★ ⚠ same residue
ANKRD26 p.Ala1014Ser Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala1015Val Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala120Thr Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala1215Thr Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala1284Ser Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala1416Val Uncertain significance ★★ ⚠ same condition
ANKRD26 p.Ala1503Ser 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/ankrd26-p-ala1640 (accessed [today's date]).

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