Is ACACA p.Gly1483Arg (c.4447G>A) pathogenic?

ACACA p.Gly1483Arg (c.4447G>A) is classified Uncertain significance in ACACA (ClinVar, Single submitter, 1 submitter; last evaluated 2025-12-24). AlphaMissense: likely pathogenic (0.9983); Absent from gnomAD v4.1.

How common is ACACA p.Gly1483Arg (c.4447G>A) in the general population?

ACACA p.Gly1483Arg (c.4447G>A) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about ACACA p.Gly1483Arg (c.4447G>A)?

AlphaMissense predicts likely pathogenic (score 0.9983) — an in-silico prediction, not a clinical call.

ACACA p.Gly1483Arg

c.4447G>A · VCV4838538

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely pathogenic

0.9983 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.9983	likely pathogenic · top 3% in ACACA
REVEL	0.284	benign-leaning
SaProt	LLR -14.27	damaging
⇒ AlphaMissense and SaProt call this damaging; REVEL does not.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 7.7	GERP 2.6, phastCons 1
Regional constraint	o/e 0.27	constrained · MANE · 3,752 bp · p 3.4e-17 · regional, not allelic
Overall
CADD	27.0	PHRED · no single calibrated threshold — expert panels disagree

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

⚠ Isoform check: AlphaMissense numbered on a different transcript (AM G1446R vs ClinVar G1483R) — verify the residue.

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: ACACA
Protein: p.Gly1483Arg
Coding: c.4447G>A
MANE Select: NM_198834
Type: single nucleotide variant
Location: chr17:37191245 (GRCh38)
Gene constraint: LOEUF 0.374 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 83.05 · 10 PDB

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

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ACACA p.Arg745Trp Uncertain significance ★★ ⚠ same type
ACACA p.Asn1903Ser Uncertain significance ★★ ⚠ same type
ACACA p.Asn728Ser Uncertain significance ★★ ⚠ same type
ACACA p.Asn950Ser Uncertain significance ★★ ⚠ same type
ACACA p.Asp2228Asn 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/acaca-p-gly1483arg (accessed [today's date]).

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