ARMC9 p.Ala451=
c.1353G>T · rs775401209 · VCV1100185
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0329%, sas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.056 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP -3.4 | GERP -3.1 |
| Overall | ||
| CADD | 3.597 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0329%
South Asian · 30/91,086 alleles
Filtering AF
0.0237%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0205%
Overall
0.00198%
32/1,614,056 alleles · ultra-rare
exomes 29/1,461,868 · genomes 3/152,188 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| South Asiangrpmax | 0.0329% | 3,036 |
| European (non-Finnish) | 0.000169% | 590,019 |
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
- ARMC9
- Protein
- p.Ala451=
- Coding
- c.1353G>T
- MANE Select
- NM_001352754
- dbSNP
- rs775401209
- Type
- single nucleotide variant
- Location
- chr2:231276654 (GRCh38)
- Gene constraint
- LOEUF 0.975 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 71.71
Similar variants
- ARMC9 p.Ala451Thr Uncertain significance ★ ⚠ same residue
- ARMC9 c.1773+1G>A Likely pathogenic ★★ same type
- ARMC9 c.178-1G>A Likely pathogenic ★★ same type
- ARMC9 c.178-2A>C Likely pathogenic ★★ same type
- ARMC9 p.Arg299Ter Pathogenic/Likely pathogenic ★★ same type
- ARMC9 p.Arg343Cys Pathogenic/Likely pathogenic ★★ same type
- ARMC9 p.Arg87Ter Pathogenic/Likely pathogenic ★★ same type
- ARMC9 p.Thr293= 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/armc9-p-ala451 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown