DSP p.Ala1473=
c.4419C>T · rs727504542 · VCV178922
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 5 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0253%, sas)
Conditions
4
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 2.3 | GERP 0.72, phastCons 1 |
| Overall | ||
| CADD | 8.608 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0253%
South Asian · 23/91,074 alleles
Filtering AF
0.0172%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0146%
Overall
0.00217%
35/1,613,856 alleles · ultra-rare
exomes 34/1,461,844 · genomes 1/152,012 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0253% | 3,960 |
| Middle Eastern | 0.0164% | 6,084 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,242 |
| European (non-Finnish) | 0.000763% | 131,112 |
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.Ala1473=
- Coding
- c.4419C>T
- MANE Select
- NM_004415
- dbSNP
- rs727504542
- Type
- single nucleotide variant
- Location
- chr6:7580609 (GRCh38)
- Gene constraint
- LOEUF 0.443 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
- Residue 1473
- 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); the 'central fibrous rod domain' region; the 'binds to telomeres' 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)
Similar variants
- 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
- DSP c.2298-1G>C Likely pathogenic ★★ same condition
- DSP c.2298-2A>C Pathogenic/Likely pathogenic ★★ same condition
- DSP c.2437-1G>C 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-ala1473 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown