CFH p.Tyr899=
c.2697T>C · rs121913057 · VCV2779401
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00267%, afr)
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 -13 | GERP -2.7 |
| Overall | ||
| CADD | 1.401 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00267%
African / African-American · 2/74,892 alleles
Filtering AF
0.000443%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.000166%
Overall
0.000372%
6/1,613,346 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.00267% | 37,446 |
| South Asian | 0.0022% | 45,538 |
| Remaining individualsnot grpmax-eligible | 0.0016% | 62,438 |
| European (non-Finnish) | 8.48e-05% | 1,179,633 |
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
- CFH
- Protein
- p.Tyr899=
- Coding
- c.2697T>C
- MANE Select
- NM_000186
- dbSNP
- rs121913057
- Type
- single nucleotide variant
- Location
- chr1:196737575 (GRCh38)
- Gene constraint
- LOEUF 0.43 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 78.54 · 51 PDB
- Residue 899
- the sushi 15 domain; a β-strand; a disulfide bond
Similar variants
- CFH p.Tyr899Ter Pathogenic ★ same residue
- CFH c.1337-2A>G Likely pathogenic ★★ same type
- CFH c.1520-1G>A Pathogenic/Likely pathogenic ★★ same type
- CFH c.2236+1G>C Likely pathogenic ★★ same type
- CFH c.3493+1G>A Pathogenic/Likely pathogenic ★★ same type
- CFH c.350+1G>T Pathogenic/Likely pathogenic ★★ same type
- CFH c.619+1G>A Pathogenic/Likely pathogenic ★★ same type
- CFH p.Arg1215Leu 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/cfh-p-tyr899 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown