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CDIN1 p.Leu174=

c.522A>G · rs550097623 · VCV2077434

Benign Single submitter
Classification
Benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.214%, sas)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation/SpliceAI carries the signal.
Splicing
SpliceAIΔ0.25acceptor gain · deltas
Constraint at this position
ConservationphyloP -2.1GERP -3.9
Overall
CADD0.252PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.214% South Asian · 194/90,854 alleles
Filtering AF 0.189% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.179%
Overall 0.0125% 201/1,612,444 alleles · rare
Ancestry group Frequency 1 in
South Asiangrpmax 0.214% 468
Remaining individualsnot grpmax-eligible 0.00481% 20,809
African / African-American 0.00134% 74,888
European (non-Finnish) 0.000254% 393,080

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
CDIN1
Protein
p.Leu174=
Coding
c.522A>G
MANE Select
NM_001321759
dbSNP
rs550097623
Type
single nucleotide variant
Location
chr15:36697368 (GRCh38)
Gene constraint
LOEUF 0.931 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 93.59
Full CDIN1 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/cdin1-p-leu174 (accessed [today's date]).

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