AGA p.Phe326=
c.978T>C · rs373878347 · VCV1105684
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0936%, eas)
Conditions
2
Inborn genetic diseases
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 1.3 | GERP -2.1, phastCons 0.085 |
| Overall | ||
| CADD | 5.046 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0936%
East Asian · 42/44,864 alleles
Filtering AF
0.0712%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0632%
Overall
0.00273%
44/1,613,830 alleles · ultra-rare
exomes 41/1,461,648 · genomes 3/152,182 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| East Asiangrpmax | 0.0936% | 1,068 |
| Admixed American | 0.00333% | 29,997 |
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
- AGA
- Protein
- p.Phe326=
- Coding
- c.978T>C
- MANE Select
- NM_000027
- dbSNP
- rs373878347
- Type
- single nucleotide variant
- Location
- chr4:177431771 (GRCh38)
- Gene constraint
- LOEUF 0.938 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 91.41 · 2 PDB
- Residue 326
- a β-strand
Similar variants
- AGA p.Phe326Leu Uncertain significance ★ ⚠ same residue
- AGA c.127+1G>A Likely pathogenic ★★ same condition
- AGA c.127+1G>T Likely pathogenic ★★ same condition
- AGA c.128-2A>G Pathogenic ★★ same condition
- AGA c.281+1G>T Likely pathogenic ★★ same condition
- AGA c.395-8A>G Pathogenic/Likely pathogenic ★★ same condition
- AGA c.508-2A>C Likely pathogenic ★★ same condition
- AGA c.508-2A>G Likely pathogenic ★★ 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/aga-p-phe326 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown