Is DMD p.Ala784= (c.2352T>C) pathogenic?

DMD p.Ala784= (c.2352T>C) is classified Likely benign in DMD (ClinVar, Multiple submitters, 3 submitters; last evaluated 2025-12-27). Ultra-rare (popmax 0.0349%, afr); Associated with Cardiovascular phenotype.

What condition is associated with DMD p.Ala784= (c.2352T>C)?

DMD p.Ala784= (c.2352T>C) is associated with Cardiovascular phenotype, cardiomyopathy, Becker muscular dystrophy (ClinVar).

How common is DMD p.Ala784= (c.2352T>C) in the general population?

DMD p.Ala784= (c.2352T>C) is ultra-rare (popmax 0.0349%, afr) (gnomAD).

DMD p.Ala784=

c.2352T>C · rs142006072 · VCV526124

Likely benign Multiple submitters

Classification

Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 3 submitters

gnomAD v4.1

Rare

ultra-rare (popmax 0.0349%, afr)

Conditions

Cardiovascular phenotype

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 1.5	GERP 2.5, phastCons 1
Overall
CADD	8.234	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.0349% African / African-American · 20/57,282 alleles

Filtering AF 0.0231% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0193%

Overall 0.00182% 22/1,207,981 alleles · ultra-rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.0349%	2,864
Admixed American	0.00219%	45,619
Remaining individualsnot grpmax-eligible	0.0021%	47,548

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: DMD
Protein: p.Ala784=
Coding: c.2352T>C
MANE Select: NM_004006
dbSNP: rs142006072
Type: single nucleotide variant
Location: chrX:32501783 (GRCh38)
Residue 784: a UniProt-annotated variant site (in)

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

Disease context

Cardiovascular phenotype — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: cardiomyopathy Becker muscular dystrophy Duchenne muscular dystrophy

Similar variants

DMD p.Ala784Val Uncertain significance ★ ⚠ same residue
DMD c.10086+1G>A Pathogenic ★★ same condition
DMD c.10086+1G>T Pathogenic ★★ same condition
DMD c.10086+2T>C Pathogenic ★★ same condition
DMD c.10087-2A>G Pathogenic/Likely pathogenic ★★ same condition
DMD c.10223+1G>A Pathogenic ★★ same condition
DMD c.10223+1G>C Pathogenic ★★ same condition
DMD c.10224-2A>G 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/dmd-p-ala784 (accessed [today's date]).

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