Is CES3 p.Ser349Thr (c.1046G>C) pathogenic?

CES3 p.Ser349Thr (c.1046G>C) is classified Uncertain significance in CES3 (ClinVar, Single submitter, 1 submitter; last evaluated 2024-08-19). AlphaMissense: likely benign (0.3222); Absent from gnomAD v4.1.

How common is CES3 p.Ser349Thr (c.1046G>C) in the general population?

CES3 p.Ser349Thr (c.1046G>C) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about CES3 p.Ser349Thr (c.1046G>C)?

AlphaMissense predicts likely benign (score 0.3222) — an in-silico prediction, not a clinical call.

CES3 p.Ser349Thr

c.1046G>C · VCV3491105

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.3222 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.3222	likely benign
REVEL	0.115	moderately benign-leaning
SaProt	LLR -2.19	tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.71	GERP -1.6
Regional constraint	o/e 0.87	unconstrained · MANE · 12 kb · p 0.00037 · regional, not allelic
Overall
CADD	16.02	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean tolerated — a triage signal, not a reclassification

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene: CES3
Protein: p.Ser349Thr
Coding: c.1046G>C
MANE Select: NM_024922
Type: single nucleotide variant
Location: chr16:66966849 (GRCh38)
Gene constraint: LOEUF 0.987 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 91.89

Full CES3 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

CES3 p.Ala133Pro Uncertain significance ★ ⚠ same type
CES3 p.Ala137Thr Uncertain significance ★ ⚠ same type
CES3 p.Ala214Val Uncertain significance ★ ⚠ same type
CES3 p.Ala230Gly Uncertain significance ★ ⚠ same type
CES3 p.Ala244Thr Uncertain significance ★ ⚠ same type
CES3 p.Ala408Glu Uncertain significance ★ ⚠ same type
CES3 p.Ala449Glu Uncertain significance ★ ⚠ same type
CES3 p.Ala449Val 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/ces3-p-ser349thr (accessed [today's date]).

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