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CFD p.Arg240=

c.720C>T · rs370962604 · VCV1576069

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0501%, mid)

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
ConservationphyloP -3.8GERP -4.9
Overall
CADD7.812PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0501% Middle Eastern · 3/5,990 alleles
Filtering AF 0.0157% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0131%
Overall 0.00182% 28/1,540,238 alleles · ultra-rare exomes 26/1,387,938 · genomes 2/152,300 · joint denominator
Ancestry group Frequency 1 in
Middle Easterngrpmax 0.0501% 1,997
African / African-American 0.0245% 4,088
Remaining individualsnot grpmax-eligible 0.00831% 12,036
Admixed American 0.00196% 51,124
South Asian 0.00119% 84,278

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
CFD
Protein
p.Arg240=
Coding
c.720C>T
MANE Select
NM_001928
dbSNP
rs370962604
Type
single nucleotide variant
Location
chr19:863196 (GRCh38)
Gene constraint
LOEUF 1.948 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 91.19 · 40 PDB
Residue 240
the peptidase s1 domain; a β-strand
Full CFD gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/cfd-p-arg240 (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown