Is DNAJA3 p.Pro178Ala (c.532C>G) pathogenic?

DNAJA3 p.Pro178Ala (c.532C>G) is classified Uncertain significance in DNAJA3 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-09-28). AlphaMissense: likely benign (0.0752); Absent from gnomAD v4.1.

How common is DNAJA3 p.Pro178Ala (c.532C>G) in the general population?

DNAJA3 p.Pro178Ala (c.532C>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about DNAJA3 p.Pro178Ala (c.532C>G)?

AlphaMissense predicts likely benign (score 0.0752) — an in-silico prediction, not a clinical call.

DNAJA3 p.Pro178Ala

c.532C>G · rs2506019882 · VCV2252681

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.0752 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.0752	likely benign
REVEL	0.188	benign-leaning
SaProt	LLR -7.70	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 5.8	GERP 2.1, phastCons 1
Regional constraint	o/e 1.11	unconstrained · MANE · 29 kb · p 0.0067 · regional, not allelic
Overall
CADD	20.5	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: DNAJA3
Protein: p.Pro178Ala
Coding: c.532C>G
MANE Select: NM_005147
dbSNP: rs2506019882
Type: single nucleotide variant
Location: chr16:4441477 (GRCh38)
Gene constraint: LOEUF 0.737 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 75.04 · 4 PDB

Full DNAJA3 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

DNAJA3 p.Ala112Val Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala21Thr Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala344Thr Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala355Val Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala357Thr Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala365Thr Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala3Val Uncertain significance ★ ⚠ same type
DNAJA3 p.Ala455Thr 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/dnaja3-p-pro178ala (accessed [today's date]).

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