TTN p.Pro16575=
c.49725A>G · rs1330767958 · VCV3223224
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 6.2e-05%)
Conditions
1
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 1.2 | GERP 0.54, phastCons 1 |
| Overall | ||
| CADD | 4.328 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
6.2e-05%
Overall
6.2e-05%
1/1,612,814 alleles · very rare
exomes 1/1,460,700 · genomes 0/152,114 · 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
- TTN
- Protein
- p.Pro16575=
- Coding
- c.49725A>G
- MANE Select
- NM_001267550
- dbSNP
- rs1330767958
- Type
- single nucleotide variant
- Location
- chr2:178612996 (GRCh38)
- Gene constraint
- LOEUF 0.479 · pLI <0.01 · ClinGen HI 2/3 (gnomAD)
- Residue 16575
- the fibronectin type-iii 20 domain; a UniProt-annotated variant site (in)
Similar variants
- TTN c.107377+1G>C Pathogenic/Likely pathogenic ★★ same condition
- TTN c.54190+1G>A Pathogenic/Likely pathogenic ★★ same condition
- TTN c.54811+1G>A Likely pathogenic ★★ same condition
- TTN c.57112-1G>A Likely pathogenic ★★ same condition
- TTN c.58732+2T>C Likely pathogenic ★★ same condition
- TTN c.95723-2A>C Likely pathogenic ★★ same condition
- TTN p.Arg1012Ter Pathogenic/Likely pathogenic ★★ same condition
- TTN p.Arg14069Ter Pathogenic/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/ttn-p-pro16575 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown