Is ANKRD11 p.Ser935= (c.2805G>A) pathogenic?

ANKRD11 p.Ser935= (c.2805G>A) is classified Conflicting classifications of pathogenicity in ANKRD11 (ClinVar, Conflicting submitters, 2 submitters; last evaluated 2025-11-28). Ultra-rare (popmax 0.02%, amr); Associated with KBG syndrome.

What condition is associated with ANKRD11 p.Ser935= (c.2805G>A)?

ANKRD11 p.Ser935= (c.2805G>A) is associated with KBG syndrome (ClinVar).

How common is ANKRD11 p.Ser935= (c.2805G>A) in the general population?

ANKRD11 p.Ser935= (c.2805G>A) is ultra-rare (popmax 0.02%, amr) (gnomAD).

ANKRD11 p.Ser935=

c.2805G>A · rs149751840 · VCV434194

Conflicting classifications of pathogenicity Conflicting submitters

Classification

Conflicting classifications of pathogenicity

ClinVar

Review

Conflicting submitters ★☆☆☆

ClinVar · 2 submitters

gnomAD v4.1

Rare

ultra-rare (popmax 0.02%, amr)

Conditions

KBG syndrome

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 -13	GERP -3.3
Overall
CADD	0.049	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.02% Admixed American · 12/59,888 alleles

Filtering AF 0.0115% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.009%

Overall 0.00769% 124/1,613,330 alleles · ultra-rare

Ancestry group	Frequency	1 in
Admixed Americangrpmax	0.02%	4,991
European (non-Finnish)	0.0089%	11,236
Remaining individualsnot grpmax-eligible	0.0048%	20,817
African / African-American	0.00267%	37,461
Finnishnot grpmax-eligible	0.00157%	63,832
South Asian	0.0011%	91,074

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: ANKRD11
Protein: p.Ser935=
Coding: c.2805G>A
MANE Select: NM_013275
dbSNP: rs149751840
Type: single nucleotide variant
Location: chr16:89283737 (GRCh38)
Gene constraint: LOEUF 0.132 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure: AlphaFold pLDDT 39.44
Residue 935: the 'disordered' region

Full ANKRD11 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

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

Similar variants

ANKRD11 p.Ser935Leu Uncertain significance ★ ⚠ same residue
ANKRD11 p.Ser935fs Pathogenic ★ same residue
ANKRD11 p.Ser935Trp Uncertain significance ★ ⚠ same residue
ANKRD11 c.744+1G>T Pathogenic ★★ same condition
ANKRD11 c.745-2A>G Likely pathogenic ★★ same condition
ANKRD11 c.7470+1G>C Pathogenic ★★ same condition
ANKRD11 c.7569+1G>A Pathogenic ★★ same condition
ANKRD11 c.7569+1G>C Likely pathogenic ★★ 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/ankrd11-p-ser935 (accessed [today's date]).

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