SUN1 p.Ala324Val
c.971C>T · rs1400160637 · VCV2321669
Uncertain significance
Single submitter
Classification
Uncertain significance
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.005%, amr)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| REVEL | 0.088 | moderately benign-leaning |
|---|---|---|
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 0.36 | GERP 2.5, phastCons 0.025 |
| Regional constraint | o/e 1.09 | unconstrained · MANE · 28 kb · p 0.01 · regional, not allelic |
| Overall | ||
| CADD | 9.947 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.005%
Admixed American · 3/59,990 alleles
Filtering AF
0.00133%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000668%
Overall
0.000186%
3/1,613,944 alleles · very rare
exomes 1/1,461,792 · genomes 2/152,152 · 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
- SUN1
- Protein
- p.Ala324Val
- Coding
- c.971C>T
- MANE Select
- NM_001130965
- dbSNP
- rs1400160637
- Type
- single nucleotide variant
- Location
- chr7:852870 (GRCh38)
- Gene constraint
- LOEUF 0.712 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 60.99 · 8 PDB
Similar variants
- SUN1 p.Ala324Thr Conflicting classifications of pathogenicity ★ same residue
- SUN1 p.Ala179Thr Uncertain significance ★★ same type
- SUN1 p.Ala203Thr Uncertain significance ★★ same type
- SUN1 p.Ala232Val Uncertain significance ★★ same type
- SUN1 p.Ala236Thr Uncertain significance ★★ same type
- SUN1 p.Ala255Thr Uncertain significance ★★ same type
- SUN1 p.Ala256Val Uncertain significance ★★ same type
- SUN1 p.Ala404Thr 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/sun1-p-ala324val (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown