Is ANKRD26 p.Asp263= (c.789C>T) pathogenic?

ANKRD26 p.Asp263= (c.789C>T) is classified Likely benign in ANKRD26 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2024-11-18). Ultra-rare (popmax 0.012%, afr); Associated with Inborn genetic diseases.

What condition is associated with ANKRD26 p.Asp263= (c.789C>T)?

ANKRD26 p.Asp263= (c.789C>T) is associated with Inborn genetic diseases (ClinVar).

How common is ANKRD26 p.Asp263= (c.789C>T) in the general population?

ANKRD26 p.Asp263= (c.789C>T) is ultra-rare (popmax 0.012%, afr) (gnomAD).

ANKRD26 p.Asp263=

c.789C>T · rs777702991 · VCV2883738

Likely benign Multiple submitters

Classification

Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

gnomAD v4.1

Rare

ultra-rare (popmax 0.012%, afr)

Conditions

Inborn genetic diseases

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 -2.9	GERP -3.1
Overall
CADD	4.243	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.012% African / African-American · 9/74,878 alleles

Filtering AF 0.00624% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00468%

Overall 0.00124% 20/1,613,512 alleles · ultra-rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.012%	8,320
East Asian	0.00669%	14,953
South Asian	0.0022%	45,534
Remaining individualsnot grpmax-eligible	0.0016%	62,474
European (non-Finnish)	0.000424%	235,941

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.Asp263=
Coding: c.789C>T
MANE Select: NM_014915
dbSNP: rs777702991
Type: single nucleotide variant
Location: chr10:27079113 (GRCh38)
Gene constraint: LOEUF 0.728 · pLI <0.01 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 62.91
Residue 263: the 'disordered' region

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.Asp263Glu Uncertain significance ★★ ⚠ same residue
ANKRD26 p.Asp263Gly 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

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-asp263 (accessed [today's date]).

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