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ADAMTS13 p.Cys366=

c.1098C>T · VCV4683456

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00834%, amr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL0.453indeterminate
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 0.19GERP -0.27, phastCons 0.96
Overall
CADD3.458PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00834% Admixed American · 5/59,982 alleles
Filtering AF 0.00323% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00207%
Overall 0.00031% 5/1,612,644 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
ADAMTS13
Protein
p.Cys366=
Coding
c.1098C>T
MANE Select
NM_139027
Type
single nucleotide variant
Location
chr9:133433383 (GRCh38)
Gene constraint
LOEUF 0.917 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 76.00 · 5 PDB
Residue 366
a β-strand; the disintegrin domain; a disulfide bond
Full ADAMTS13 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/adamts13-p-cys366 (accessed [today's date]).

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