Is ANK3 p.Asp3320= (c.9960C>T) pathogenic?

ANK3 p.Asp3320= (c.9960C>T) is classified Likely benign in ANK3 (ClinVar, Single submitter, 1 submitter; last evaluated 2023-10-13). Very rare (popmax 0.00801%, afr).

How common is ANK3 p.Asp3320= (c.9960C>T) in the general population?

ANK3 p.Asp3320= (c.9960C>T) is very rare (popmax 0.00801%, afr) (gnomAD).

ANK3 p.Asp3320=

c.9960C>T · rs375742067 · VCV730902

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

very rare (popmax 0.00801%, afr)

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 -5.4	GERP -11
Overall
CADD	0.072	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.00801% African / African-American · 6/74,890 alleles

Filtering AF 0.00347% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00233%

Overall 0.00341% 55/1,613,906 alleles · very rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.00801%	12,482
Remaining individualsnot grpmax-eligible	0.0048%	20,828
European (non-Finnish)	0.00347%	28,780
Admixed American	0.00333%	29,992
South Asian	0.00329%	30,357

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: ANK3
Protein: p.Asp3320=
Coding: c.9960C>T
MANE Select: NM_020987
dbSNP: rs375742067
Type: single nucleotide variant
Location: chr10:60070921 (GRCh38)
Gene constraint: LOEUF 0.16 · pLI 1.00 (gnomAD)
Residue 3320: the 'disordered' region

Full ANK3 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

ANK3 c.2382+6C>T Uncertain significance ★★ same type
ANK3 p.Ala1461Thr Uncertain significance ★★ ⚠ same type
ANK3 p.Ala1534Val Uncertain significance ★★ same type
ANK3 p.Ala1630Val Uncertain significance ★★ ⚠ same type
ANK3 p.Ala169Thr Uncertain significance ★★ same type
ANK3 p.Ala2023Thr Uncertain significance ★★ ⚠ same type
ANK3 p.Ala218Thr Uncertain significance ★★ same type
ANK3 p.Ala2223Thr Uncertain significance ★★ ⚠ 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/ank3-p-asp3320 (accessed [today's date]).

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