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ADAM9 p.Ala327=

c.981A>C · rs747564479 · VCV3020405

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.47e-05%, 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
ConservationphyloP -0.36GERP -2.3
Overall
CADD6.5PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 8.47e-05% European (non-Finnish) · 1/1,180,024 alleles
Overall 6.84e-05% 1/1,461,822 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
ADAM9
Protein
p.Ala327=
Coding
c.981A>C
MANE Select
NM_003816
dbSNP
rs747564479
Type
single nucleotide variant
Location
chr8:39025869 (GRCh38)
Gene constraint
LOEUF 0.575 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 76.14
Residue 327
a disulfide bond; the peptidase m12b domain
Full ADAM9 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/adam9-p-ala327 (accessed [today's date]).

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