Is DSP p.Asn2139Asp (c.6415A>G) pathogenic?

DSP p.Asn2139Asp (c.6415A>G) is classified Uncertain significance in DSP (ClinVar, Multiple submitters, 4 submitters; last evaluated 2025-08-24). AlphaMissense: likely pathogenic (0.5773); Very rare (popmax 0.000508%, nfe); Associated with Cardiovascular phenotype.

What condition is associated with DSP p.Asn2139Asp (c.6415A>G)?

DSP p.Asn2139Asp (c.6415A>G) is associated with Cardiovascular phenotype, cardiomyopathy, arrhythmogenic cardiomyopathy with wooly hair and keratoderma (ClinVar).

How common is DSP p.Asn2139Asp (c.6415A>G) in the general population?

DSP p.Asn2139Asp (c.6415A>G) is very rare (popmax 0.000508%, nfe) (gnomAD).

What do computational predictors say about DSP p.Asn2139Asp (c.6415A>G)?

AlphaMissense predicts likely pathogenic (score 0.5773) — an in-silico prediction, not a clinical call.

DSP p.Asn2139Asp

c.6415A>G · rs762434061 · VCV246669

Uncertain significance Multiple submitters

Classification

Uncertain significance

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 4 submitters

AlphaMissense

likely pathogenic

0.5773 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.000508%, nfe)

Missense predictors

1/2 damaging

AlphaMissense, REVEL · SaProt no call

Conditions

Cardiovascular phenotype

Computational evidence

Protein change
AlphaMissense	0.5773	likely pathogenic
REVEL	0.24	benign-leaning
SaProt	—	not scored · why
⇒ AlphaMissense calls this damaging; REVEL does not; SaProt makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 9.3	GERP -0.71, phastCons 1
Regional constraint	o/e 0.93	unconstrained · MANE · 12 kb · p 0.0024 · regional, not allelic
Overall
CADD	23.0	PHRED · no single calibrated threshold — expert panels disagree

AlphaMissense carries the ACMG weight for missense; REVEL is an independent agreement signal.

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.000508% European (non-Finnish) · 6/1,180,032 alleles

Filtering AF 0.000183% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00012%

Overall 0.000372% 6/1,614,144 alleles · very rare exomes 6/1,461,882 · genomes 0/152,262 · joint denominator

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: DSP
Protein: p.Asn2139Asp
Coding: c.6415A>G
MANE Select: NM_004415
dbSNP: rs762434061
Type: single nucleotide variant
Location: chr6:7583677 (GRCh38)
Gene constraint: LOEUF 0.443 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Residue 2139: a UniProt-annotated variant site (in arvd8; uncertain significance); a UniProt-annotated variant site (in dcwhkta; uncertain significance); a UniProt-annotated variant site (in dcwhk; uncertain significance; abolishes expression in the myocardium); a turn; the 'binds to telomeres' region; the 'globular 2' region; the '4.5 x 38 aa tandem repeats (domain a)' region; a UniProt-annotated variant site (in arvd8; likely pathogenic; results in an unstable protein that forms perinuclear aggregates); a UniProt-annotated variant site (in arvd8 and dcwhkta; uncertain significance); a UniProt-annotated variant site (in arvd8)

Full DSP 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 arrhythmogenic cardiomyopathy with wooly hair and keratoderma arrhythmogenic right ventricular dysplasia 8

Similar variants

DSP p.Asn2139= Likely benign ★★ same residue
DSP p.Asn2139Ile Uncertain significance ★ same residue
DSP p.Asn2139Ser Conflicting classifications of pathogenicity ★ ⚠ same residue
DSP c.1141-2A>T Likely pathogenic ★★ same condition
DSP c.1266+2T>C Likely pathogenic ★★ same condition
DSP c.1574+1G>A Likely pathogenic ★★ same condition
DSP c.2130+1G>A Pathogenic/Likely pathogenic ★★ same condition
DSP c.2297+1G>A 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/dsp-p-asn2139asp (accessed [today's date]).

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