TULP1 p.Asp289=
c.867C>T · rs748624151 · VCV1591140
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00329%, sas)
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 -3.6 | GERP -4.2 |
| Overall | ||
| CADD | 2.552 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00329%
South Asian · 3/91,066 alleles
Filtering AF
0.000875%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000443%
Overall
0.000806%
13/1,613,498 alleles · very rare
exomes 11/1,461,342 · genomes 2/152,156 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.00329% | 30,355 |
| East Asian | 0.00223% | 44,892 |
| Admixed American | 0.00167% | 59,988 |
| European (non-Finnish) | 0.000678% | 147,494 |
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
- TULP1
- Protein
- p.Asp289=
- Coding
- c.867C>T
- MANE Select
- NM_003322
- dbSNP
- rs748624151
- Type
- single nucleotide variant
- Location
- chr6:35506135 (GRCh38)
- Gene constraint
- LOEUF 1.019 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 66.10 · 2 PDB
- Residue 289
- the 'disordered' region
Similar variants
- TULP1 p.Asp289Glu Uncertain significance ★ ⚠ same residue
- TULP1 c.1112+1G>A Likely pathogenic ★★ same type
- TULP1 c.1495+1G>A Pathogenic/Likely pathogenic ★★ same type
- TULP1 c.1496-6C>A Pathogenic/Likely pathogenic ★★ same type
- TULP1 c.718+2T>C Pathogenic ★★ same type
- TULP1 c.99+1G>A Pathogenic/Likely pathogenic ★★ same type
- TULP1 c.999+5G>C Pathogenic/Likely pathogenic ★★ same type
- TULP1 p.Arg311Gln Pathogenic/Likely pathogenic ★★ 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/tulp1-p-asp289 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown