TRAPPC9 p.Pro1130=
c.3390A>C · rs143396124 · VCV130618
Benign/Likely benign
Multiple submitters
Classification
Benign/Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 5 submitters
gnomAD v4.1
Rare
low-frequency (popmax 1.08%, afr)
Conditions
1
Inborn genetic diseases
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 -8.1 | GERP -2.5 |
| Overall | ||
| CADD | 3.083 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
1.08%
African / African-American · 806/74,974 alleles
Filtering AF
1.01%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.989%
Overall
0.0546%
881/1,613,726 alleles · low-frequency
exomes 432/1,461,580 · genomes 449/152,146 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 1.08% | 93 |
| Admixed American | 0.0517% | 1,936 |
| Remaining individualsnot grpmax-eligible | 0.048% | 2,084 |
| Middle Eastern | 0.0167% | 5,976 |
| South Asian | 0.00439% | 22,766 |
| European (non-Finnish) | 0.000763% | 131,111 |
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
- TRAPPC9
- Protein
- p.Pro1130=
- Coding
- c.3390A>C
- MANE Select
- NM_001160372
- dbSNP
- rs143396124
- Type
- single nucleotide variant
- Location
- chr8:139731118 (GRCh38)
- Gene constraint
- LOEUF 0.786 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 82.98
Similar variants
- TRAPPC9 p.Arg472Ter Pathogenic/Likely pathogenic ★★ same condition
- TRAPPC9 p.Glu123Ter Pathogenic ★★ same condition
- TRAPPC9 p.Glu97Ter Pathogenic ★★ same condition
- TRAPPC9 c.-212G>C Uncertain significance ★★ same condition
- TRAPPC9 c.-4C>A Uncertain significance ★★ same condition
- TRAPPC9 c.-69C>T Uncertain significance ★★ same condition
- TRAPPC9 c.-74C>A Uncertain significance ★★ same condition
- TRAPPC9 p.Ala1093Val Uncertain significance ★★ ⚠ 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/trappc9-p-pro1130 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown