Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
9414
Gene name Gene Name - the full gene name approved by the HGNC.
Tight junction protein 2
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
TJP2
Synonyms (NCBI Gene) Gene synonyms aliases
C9DUPq21.11, DFNA51, DUP9q21.11, FHCA1, PFIC4, X104, ZO2
Disease Acronyms (UniProt) Disease acronyms from UniProt database
FHCA1, PFIC4
Chromosome Chromosome number
9
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
9q21.11
Summary Summary of gene provided in NCBI Entrez Gene.
This gene encodes a zonula occluden that is a member of the membrane-associated guanylate kinase homolog family. The encoded protein functions as a component of the tight junction barrier in epithelial and endothelial cells and is necessary for proper ass
SNPs SNP information provided by dbSNP.
SNP ID Visualize variation Clinical significance Consequence
rs121918299 T>C Pathogenic Coding sequence variant, missense variant
rs138241615 C>T Conflicting-interpretations-of-pathogenicity, likely-benign Coding sequence variant, missense variant
rs138509345 C>A,T Conflicting-interpretations-of-pathogenicity Coding sequence variant, synonymous variant
rs139314808 G>A Pathogenic Coding sequence variant, missense variant
rs141496493 C>G,T Conflicting-interpretations-of-pathogenicity Coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT002718 hsa-miR-124-3p Microarray 15685193
MIRT006684 hsa-miR-203a-3p qRT-PCR, Western blot 22101077
MIRT016495 hsa-miR-193b-3p Microarray 20304954
MIRT002718 hsa-miR-124-3p Microarray 18668037
MIRT002718 hsa-miR-124-3p Microarray 15685193
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0004385 Function Guanylate kinase activity TAS 8824195
GO:0005515 Function Protein binding IPI 15975580, 18823282, 22665060, 23885123
GO:0005634 Component Nucleus IDA 20868367
GO:0005654 Component Nucleoplasm TAS
GO:0005829 Component Cytosol TAS
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
607709 11828 ENSG00000119139
Protein
UniProt ID Q9UDY2
Protein name Tight junction protein 2 (Tight junction protein ZO-2) (Zona occludens protein 2) (Zonula occludens protein 2)
Protein function Plays a role in tight junctions and adherens junctions (By similarity). Acts as a positive regulator of RANKL-induced osteoclast differentiation, potentially via mediating downstream transcriptional activity (By similarity). {ECO:0000250|UniProt
PDB 2OSG , 3E17
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00595 PDZ 33 117 PDZ domain Domain
PF00595 PDZ 298 382 PDZ domain Domain
PF00595 PDZ 510 589 PDZ domain Domain
PF07653 SH3_2 608 667 Variant SH3 domain Domain
PF00625 Guanylate_kin 767 878 Guanylate kinase Domain
Tissue specificity TISSUE SPECIFICITY: This protein is found in epithelial cell junctions. Isoform A1 is abundant in the heart and brain. Detected in brain and skeletal muscle. It is present almost exclusively in normal tissues. Isoform C1 is expressed at high level in the
Sequence
MPVRGDRGFPPRRELSGWLRAPGMEELIWEQYTVTLQKDSKRGFGIAVSGGRDNPHFENG
ETSIVISDVLPGGPADGLLQENDRVVMVNGTPMEDVLHSFAVQQLRKSGKVAAIVVK
RPR
KVQVAALQASPPLDQDDRAFEVMDEFDGRSFRSGYSERSRLNSHGGRSRSWEDSPERGRP
HERARSRERDLSRDRSRGRSLERGLDQDHARTRDRSRGRSLERGLDHDFGPSRDRDRDRS
RGRSIDQDYERAYHRAYDPDYERAYSPEYRRGARHDARSRGPRSRSREHPHSRSPSPEPR
GRPGPIGVLLMKSRANEEYGLRLGSQIFVKEMTRTGLATKDGNLHEGDIILKINGTVTEN
MSLTDARKLIEKSRGKLQLVVL
RDSQQTLINIPSLNDSDSEIEDISEIESNRSFSPEERR
HQYSDYDYHSSSEKLKERPSSREDTPSRLSRMGATPTPFKSTGDIAGTVVPETNKEPRYQ
EDPPAPQPKAAPRTFLRPSPEDEAIYGPNTKMVRFKKGDSVGLRLAGGNDVGIFVAGIQE
GTSAEQEGLQEGDQILKVNTQDFRGLVREDAVLYLLEIPKGEMVTILAQ
SRADVYRDILA
CGRGDSFFIRSHFECEKETPQSLAFTRGEVFRVVDTLYDGKLGNWLAVRIGNELEKGLIP
NKSRAEQ
MASVQNAQRDNAGDRADFWRMRGQRSGVKKNLRKSREDLTAVVSVSTKFPAYE
RVLLREAGFKRPVVLFGPIADIAMEKLANELPDWFQTAKTEPKDAGSEKSTGVVRLNTVR
QIIEQDKHALLDVTPKAVDLLNYTQWFPIVIFFNPDSRQGVKTMRQRLNPTSNKSSRKLF
DQANKLKKTCAHLFTATINLNSANDSWFGSLKDTIQHQ
QGEAVWVSEGKMEGMDDDPEDR
MSYLTAMGADYLSCDSRLISDFEDTDGEGGAYTDNELDEPAEEPLVSSITRSSEPVQHEE
SIRKPSPEPRAQMRRAASSDQLRDNSPPPAFKPEPPKAKTQNKEESYDFSKSYEYKSNPS
AVAGNETPGASTKGYPPPVAAKPTFGRSILKPSTPIPPQEGEEVGESSEEQDNAPKSVLG
KVKIFEKMDHKARLQRMQELQEAQNARIEIAQKHPDIYAVPIKTHKPDPGTPQHTSSRPP
EPQKAPSRPYQDTRGSYGSDAEEEEYRQQLSEHSKRGYYGQSARYRDTEL
Sequence length 1190
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG   Reactome
  Tight junction
Vibrio cholerae infection
  Signaling by Hippo
Apoptotic cleavage of cell adhesion proteins
Associated diseases Disease information provided by ClinVar, GenCC, and GWAS databases.
Causal
Disease term Disease name dbSNP ID References
Cholestasis Cholestasis, progressive familial intrahepatic 4 rs121909103, rs751511532, rs376368459, rs762702807, rs1578490102, rs1578499691, rs1578504946, rs1317656688, rs199791850, rs1452792080, rs1578491039 24614073, 24752540
Hypercholanemia Hypercholanemia, Familial, Familial hypercholanemia rs121918299, rs587777520, rs928915940 12704386, 24752540
Intrahepatic cholestasis Intrahepatic Cholestasis, Progressive familial intrahepatic cholestasis type 4 rs121918299, rs80338722, rs80338725, rs80338719, rs80338723, rs80338726, rs72549401, rs11568372, rs1553469602, rs387907317, rs387906354, rs752919965, rs72549397, rs111033609, rs121909099
View all (111 more)
24614073
Liver failure Liver Failure rs118203990, rs118203991, rs118203992, rs387907022, rs201861847, rs796065037, rs759315662, rs368196005, rs796052121, rs369437593, rs367683258, rs766314948, rs368085185, rs770446752, rs753039116
View all (10 more)
Unknown
Disease term Disease name Evidence References Source
Deafness autosomal dominant nonsyndromic hearing loss GenCC
Diabetes Diabetes GWAS
Fibromuscular Dysplasia Fibromuscular Dysplasia GWAS
Associations from Text Mining
Disease Name Relationship Type References
Adenocarcinoma Inhibit 17585317
Adenocarcinoma of Lung Associate 30713254
Adenocarcinoma of Lung Inhibit 37240145
Bile acid synthesis defect congenital 1 Associate 32089630, 32636225, 38090248
Breast Neoplasms Associate 22193974
Carcinogenesis Inhibit 37995182
Carcinoma Hepatocellular Associate 32089630
Carcinoma in Situ Associate 17217619
Carcinoma Renal Cell Associate 36966163
Carcinoma Squamous Cell Associate 17585317