CEP78 p.Ala550=
c.1650T>G · rs373484743 · VCV1920936
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00357%, nfe)
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 2.9 | GERP 0.48, phastCons 1 |
| Overall | ||
| CADD | 12.43 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00357%
European (non-Finnish) · 42/1,176,808 alleles
Filtering AF
0.00267%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00237%
Overall
0.00268%
43/1,605,656 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.00357% | 28,019 |
| Remaining individualsnot grpmax-eligible | 0.00161% | 62,106 |
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
- CEP78
- Protein
- p.Ala550=
- Coding
- c.1650T>G
- MANE Select
- NM_001330691
- dbSNP
- rs373484743
- Type
- single nucleotide variant
- Location
- chr9:78265396 (GRCh38)
- Gene constraint
- LOEUF 1.531 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 64.28
Similar variants
- CEP78 c.1205+2T>A Pathogenic/Likely pathogenic ★★ same type
- CEP78 c.1206-2A>C Pathogenic ★★ same type
- CEP78 c.1206-2A>G Pathogenic/Likely pathogenic ★★ same type
- CEP78 c.1251+5G>A Pathogenic/Likely pathogenic ★★ same type
- CEP78 c.254-1G>T Pathogenic/Likely pathogenic ★★ same type
- CEP78 c.778+1G>A Likely pathogenic ★★ same type
- CEP78 p.Arg483Ter Pathogenic/Likely pathogenic ★★ same type
- CEP78 p.Cys158Phe 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/cep78-p-ala550 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown