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CTNS p.Arg360=

c.1080A>G · rs1244220520 · VCV1152707

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00668%, eas)
Conditions
3
Inborn genetic diseases

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 3GERP 1.6, phastCons 1
Overall
CADD9.105PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00668% East Asian · 3/44,892 alleles
Filtering AF 0.00177% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000891%
Overall 0.000186% 3/1,614,050 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
CTNS
Protein
p.Arg360=
Coding
c.1080A>G
MANE Select
NM_004937
dbSNP
rs1244220520
Type
single nucleotide variant
Location
chr17:3660345 (GRCh38)
Gene constraint
LOEUF 0.754 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 89.27 · 6 PDB
Full CTNS 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/ctns-p-arg360 (accessed [today's date]).

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