Gene Gene information from NCBI Gene database.
Entrez ID 9075
Gene name Claudin 2
Gene symbol CLDN2
Synonyms (NCBI Gene)
OAZONclaudin-2
Chromosome X
Chromosome location Xq22.3
Summary This gene product belongs to the claudin protein family whose members have been identified as major integral membrane proteins localized exclusively at tight junctions. Claudins are expressed in an organ-specific manner and regulate tissue-specific physio
SNPs SNP information provided by dbSNP.
1
SNP ID Visualize variation Clinical significance Consequence
rs1555979575 G>C Pathogenic Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
117
miRTarBase ID miRNA Experiments Reference
MIRT895288 hsa-miR-1292 CLIP-seq
MIRT895289 hsa-miR-1343 CLIP-seq
MIRT895290 hsa-miR-182 CLIP-seq
MIRT895291 hsa-miR-1827 CLIP-seq
MIRT895292 hsa-miR-2682 CLIP-seq
Transcription factors Transcription factors information provided by TRRUST V2 database.
3
Transcription factor Regulation Reference
CTNNB1 Activation 14751232
LEF1 Activation 14751232
PPARG Unknown 16688762
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
36
GO ID Ontology Definition Evidence Reference
GO:0002227 Process Innate immune response in mucosa IEA
GO:0002227 Process Innate immune response in mucosa ISS
GO:0005198 Function Structural molecule activity IEA
GO:0005515 Function Protein binding IPI 25323998, 25416956, 32296183, 34964704, 36008380, 37460613
GO:0005654 Component Nucleoplasm IDA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
300520 2041 ENSG00000165376
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P57739
Protein name Claudin-2 (SP82)
Protein function Forms paracellular channels: polymerizes in tight junction strands with cation- and water-selective channels through the strands, conveying epithelial permeability in a process known as paracellular tight junction permeability (PubMed:20460438,
PDB 4YYX
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00822 PMP22_Claudin 4 181 PMP-22/EMP/MP20/Claudin family Family
Sequence
Sequence length 230
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG 
  Virion - Hepatitis viruses
Cell adhesion molecules
Tight junction
Leukocyte transendothelial migration
Pathogenic Escherichia coli infection
Hepatitis C
 
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
3
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Azoospermia, obstructive, with nephrolithiasis Pathogenic rs1555979575 RCV001352895
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Male infertility Pathogenic rs1555979575 RCV000677244
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
PANCREATITIS CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Acute pancreatitis Pancreatitis BEFREE 29884332, 31163246
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma Adenocarcinoma BEFREE 16797678, 17418912, 17429687, 21315735, 28057758
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma Adenocarcinoma LHGDN 17418912, 18500171
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma Of Esophagus Esophageal Cancer BEFREE 28212604
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma of lung (disorder) Lung adenocarcinoma BEFREE 22546605, 26061016, 28057758, 28608828, 29247669, 29597147
★☆☆☆☆
Found in Text Mining only
Adenoma Adenoma LHGDN 18711353
★☆☆☆☆
Found in Text Mining only
Anaplasia Anaplasia BEFREE 29152115
★☆☆☆☆
Found in Text Mining only
Autism Spectrum Disorder Autism Pubtator 27957319 Associate
★☆☆☆☆
Found in Text Mining only
Barrett Esophagus Barrett esophagus BEFREE 28212604
★☆☆☆☆
Found in Text Mining only
Barrett Esophagus Barrett esophagus Pubtator 28212604, 34795059 Associate
★☆☆☆☆
Found in Text Mining only