Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
2705
Gene name Gene Name - the full gene name approved by the HGNC.
Gap junction protein beta 1
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
GJB1
Synonyms (NCBI Gene) Gene synonyms aliases
CMTX, CMTX1, CX32
Chromosome Chromosome number
X
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
Xq13.1
Summary Summary of gene provided in NCBI Entrez Gene.
This gene encodes a member of the gap junction protein family. The gap junction proteins are membrane-spanning proteins that assemble to form gap junction channels that facilitate the transfer of ions and small molecules between cells. According to sequen
SNPs SNP information provided by dbSNP.
SNP ID Visualize variation Clinical significance Consequence
rs104894810 C>T Pathogenic Coding sequence variant, missense variant
rs104894811 C>G,T Pathogenic, uncertain-significance Coding sequence variant, missense variant
rs104894812 G>A Pathogenic, uncertain-significance Coding sequence variant, missense variant
rs104894813 T>C Pathogenic Coding sequence variant, missense variant
rs104894814 C>G,T Pathogenic, uncertain-significance Coding sequence variant, stop gained, missense variant
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT018652 hsa-miR-335-5p Microarray 18185580
MIRT713553 hsa-miR-4686 HITS-CLIP 19536157
MIRT713554 hsa-miR-4469 HITS-CLIP 19536157
MIRT713552 hsa-miR-7113-3p HITS-CLIP 19536157
MIRT713551 hsa-miR-4287 HITS-CLIP 19536157
Transcription factors
Transcription factor Regulation Reference
EGR2 Unknown 11493034
SOX10 Activation 15470753
SOX10 Repression 16494873;21918739
SOX10 Unknown 11734543
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0005243 Function Gap junction channel activity IBA
GO:0005243 Function Gap junction channel activity TAS
GO:0005515 Function Protein binding IPI 32296183
GO:0005737 Component Cytoplasm IEA
GO:0005789 Component Endoplasmic reticulum membrane TAS
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
304040 4283 ENSG00000169562
Protein
UniProt ID P08034
Protein name Gap junction beta-1 protein (Connexin-32) (Cx32) (GAP junction 28 kDa liver protein)
Protein function One gap junction consists of a cluster of closely packed pairs of transmembrane channels, the connexons, through which materials of low MW diffuse from one cell to a neighboring cell.
PDB 5KK9 , 7ZXM , 7ZXN , 7ZXO , 7ZXP , 7ZXQ , 7ZXT , 8QJF , 8QJH , 8QK6 , 8QKI
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00029 Connexin 2 214 Connexin Family
Sequence
Sequence length 283
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Oligomerization of connexins into connexons
Gap junction assembly
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Associated diseases Disease associations categorized as Causal (pathogenic variants), Unknown (uncertain genetic evidence), or Text Mining (literature-based associations)
Causal Diseases caused by PATHOGENIC or LIKELY PATHOGENIC variants from ClinVar only
Disease merge term Disease name dbSNP ID References
Charcot-Marie-Tooth Disease Charcot-Marie-Tooth Disease rs1602349383, rs1602348981, rs1569215061, rs1602349603, rs1131691322, rs1602348610, rs1241595912, rs1555937233, rs116840819, rs1555937135, rs1555937168, rs1602348794, rs1602348820, rs1602349716, rs863224471
View all (75 more)
N/A
Charcot-Marie-Tooth disease Charcot-Marie-Tooth Neuropathy X rs756000896, rs863224471, rs1602348726, rs1555937135, rs104894814, rs1602349045, rs104894822, rs879254047, rs1602348786, rs1602349383, rs879253946, rs1060501002, rs1602348981, rs1569215346, rs1602349029
View all (92 more)
N/A
Charcot-Marie-Tooth Disease, X-Linked Charcot-Marie-Tooth disease X-linked dominant 1 rs1057520778, rs116840819, rs483352926, rs1555937143, rs1602349087, rs863224973, rs879253935, rs786204123, rs1555937259, rs1602349248, rs863224471, rs587777877, rs1602349603, rs104894817, rs1602348610
View all (66 more)
N/A
dejerine-sottas disease Dejerine-Sottas disease rs104894826 N/A
Unknown Includes: (1) ClinVar NON-pathogenic variants (Uncertain, Benign, Conflicting, VUS), (2) GenCC associations, (3) GWAS associations, (4) CBGDA evidence-based associations. NOTE: Diseases with pathogenic evidence are excluded to avoid conflicts.
Disease merge term Disease name Evidence References Source
cerebellar ataxia Cerebellar ataxia N/A N/A ClinVar
Cerebellar Ataxia, X-Linked X-linked progressive cerebellar ataxia N/A N/A GenCC
Gout Gout N/A N/A GWAS
Prostate cancer Prostate cancer N/A N/A GWAS
Associations from Text Mining Disease associations identified through Pubtator
Disease Name Relationship Type References
Alcoholic Neuropathy Associate 29236290
Ataxia Associate 23773993
Brain Ischemia Associate 19794823
Breast Neoplasms Associate 32918981
Carcinogenesis Associate 23351380, 25206281
Carcinoma Hepatocellular Associate 11833073, 12717835, 15633210, 34830068
Carcinoma Hepatocellular Inhibit 15334670
Carcinoma Non Small Cell Lung Associate 19550132
Carcinoma Renal Cell Associate 15699574
Cell Transformation Neoplastic Associate 28492539