Is ANK2 p.Glu3876= (c.11628A>G) pathogenic?

ANK2 p.Glu3876= (c.11628A>G) is classified Benign/Likely benign in ANK2 (ClinVar, Multiple submitters, 5 submitters; last evaluated 2026-04-24). Ultra-rare (popmax 0.075%, amr); Associated with long QT syndrome.

What condition is associated with ANK2 p.Glu3876= (c.11628A>G)?

ANK2 p.Glu3876= (c.11628A>G) is associated with long QT syndrome, cardiac arrhythmia, ankyrin-B-related (ClinVar).

How common is ANK2 p.Glu3876= (c.11628A>G) in the general population?

ANK2 p.Glu3876= (c.11628A>G) is ultra-rare (popmax 0.075%, amr) (gnomAD).

ANK2 p.Glu3876=

c.11628A>G · rs376376716 · VCV377481

Benign/Likely benign Multiple submitters

Classification

Benign/Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 5 submitters

gnomAD v4.1

Rare

ultra-rare (popmax 0.075%, amr)

Conditions

long QT syndrome

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL	0.055	moderately benign-leaning
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.31	GERP -2.2, phastCons 0.87
Overall
CADD	5.471	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.075% Admixed American · 45/59,996 alleles

Filtering AF 0.0576% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0514%

Overall 0.00366% 59/1,614,028 alleles · ultra-rare

Ancestry group	Frequency	1 in
Admixed Americangrpmax	0.075%	1,333
Remaining individualsnot grpmax-eligible	0.0064%	15,621
European (non-Finnish)	0.000847%	118,000

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: ANK2
Protein: p.Glu3876=
Coding: c.11628A>G
MANE Select: NM_001148
dbSNP: rs376376716
Type: single nucleotide variant
Location: chr4:113373107 (GRCh38)
Gene constraint: LOEUF 0.271 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)

Full ANK2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

long QT syndrome — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: cardiac arrhythmia, ankyrin-B-related

Similar variants

ANK2 p.Arg1007Ter Pathogenic/Likely pathogenic ★★ same condition
ANK2 p.Arg1088Ter Pathogenic ★★ same condition
ANK2 p.Arg3113Ter Pathogenic ★★ same condition
ANK2 c.11032+11G>T Uncertain significance ★★ same condition
ANK2 c.11611-3T>A Uncertain significance ★★ same condition
ANK2 c.1783-3C>T Uncertain significance ★★ same condition
ANK2 c.2079+5T>G Uncertain significance ★★ same condition
ANK2 c.2278-3C>T 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/ank2-p-glu3876 (accessed [today's date]).

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