TRRAP p.Ala1404=
c.4212C>T · rs557436112 · VCV2186643
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00834%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.078 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP -12 | GERP -3.1 |
| Overall | ||
| CADD | 0.49 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00834%
Admixed American · 5/59,942 alleles
Filtering AF
0.00324%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00207%
Overall
0.00112%
18/1,613,012 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| Admixed Americangrpmax | 0.00834% | 11,988 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,221 |
| South Asian | 0.0022% | 45,501 |
| European (non-Finnish) | 0.000763% | 131,042 |
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
- TRRAP
- Protein
- p.Ala1404=
- Coding
- c.4212C>T
- MANE Select
- NM_001375524
- dbSNP
- rs557436112
- Type
- single nucleotide variant
- Location
- chr7:98937256 (GRCh38)
- Gene constraint
- LOEUF 0.115 · pLI 1.00 · ClinGen HI 1/3 (gnomAD)
- Residue 1404
- an α-helix
Similar variants
- TRRAP p.Arg1035Gln Pathogenic/Likely pathogenic ★★ same type
- TRRAP p.Glu1104Gly Pathogenic/Likely pathogenic ★★ same type
- TRRAP p.Glu1106Lys Likely pathogenic ★★ same type
- TRRAP p.Met3318Val Pathogenic/Likely pathogenic ★★ same type
- TRRAP p.Val1030Ile Likely pathogenic ★★ same type
- TRRAP c.2622+3A>G Uncertain significance ★★ same type
- TRRAP c.7176+4A>G Uncertain significance ★★ same type
- TRRAP c.8247+5G>T 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/trrap-p-ala1404 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown