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C9 p.His384=

c.1152T>C · VCV3643315

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000207%)

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 0.91GERP -3.2
Overall
CADD1.083PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.000207%
Overall 0.000207% 3/1,451,958 alleles · very rare

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
C9
Protein
p.His384=
Coding
c.1152T>C
MANE Select
NM_001737
Type
single nucleotide variant
Location
chr5:39308318 (GRCh38)
Gene constraint
LOEUF 1.223 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 79.32 · 9 PDB
Residue 384
the macpf domain; a disulfide bond
Full C9 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/c9-p-his384 (accessed [today's date]).

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