FBXO7 c.122+277G>A
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00221%, sas)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| Splice region | donor +277 | deep intronic (+277 nt into the intron) |
|---|---|---|
| SpliceAI | <0.2 | no splice effect predicted · four deltas, not one · how we know |
| Constraint at this position | ||
| Conservation | phyloP 5.4 | GERP 0.15, phastCons 1 |
| Overall | ||
| CADD | 15.49 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00221%
South Asian · 2/90,674 alleles
Filtering AF
0.000366%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000137%
Overall
0.000124%
2/1,611,442 alleles · very rare
exomes 2/1,459,098 · genomes 0/152,344 · 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
- FBXO7
- Coding
- c.122+277G>A
- MANE Select
- NM_012179
- Type
- single nucleotide variant
- Location
- chr22:32475401 (GRCh38)
- Gene constraint
- LOEUF 0.955 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 67.13 · 2 PDB
Similar variants
- FBXO7 p.Arg321Ter Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Arg345Ter Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Arg381Ter Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Arg45Ter Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Arg498Ter Pathogenic ★★ same type
- FBXO7 p.Gln237Ter Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Thr22Met Pathogenic/Likely pathogenic ★★ same type
- FBXO7 p.Ala84Val 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/fbxo7-c-122-plus-277g-a (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown