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CLDN14 p.Arg221=

c.663G>A · rs387907414 · VCV64489

Uncertain significance No assertion criteria
Classification
Uncertain significance
ClinVar
Review
No assertion criteria ☆☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Absent
absent from gnomAD v4.1

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 -1.5GERP -1.9
Overall
CADD5.166PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.

Variant & gene context

Gene
CLDN14
Protein
p.Arg221=
Coding
c.663G>A
MANE Select
NM_001146079
dbSNP
rs387907414
Type
single nucleotide variant
Location
chr21:36461033 (GRCh38)
Gene constraint
LOEUF 1.745 · pLI 0.03 (gnomAD)
Structure
AlphaFold pLDDT 80.00
Residue 221
the 'disordered' region
Full CLDN14 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/cldn14-p-arg221 (accessed [today's date]).

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