Gene Gene information from NCBI Gene database.
Entrez ID 2705
Gene name Gap junction protein beta 1
Gene symbol GJB1
Synonyms (NCBI Gene)
CMTXCMTX1CX32
Chromosome X
Chromosome location Xq13.1
Summary 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.
127
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.
132
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 factors information provided by TRRUST V2 database.
4
Transcription factor Regulation Reference
EGR2 Unknown 11493034
SOX10 Activation 15470753
SOX10 Repression 16494873;21918739
SOX10 Unknown 11734543
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
19
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 identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
304040 4283 ENSG00000169562
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
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
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
1218
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Charcot-Marie-Tooth disease Likely pathogenic; Pathogenic rs786204095, rs786204123, rs863224613, rs779696968, rs863224471, rs863224971, rs863224972, rs116840821, rs879254012, rs879253935, rs879254096, rs756000896, rs879253909, rs879254099, rs104894812
View all (77 more)
RCV000789271
RCV000789950
RCV000789860
RCV000790300
RCV000789836
RCV001276387
RCV001276388
RCV000789222
RCV000789918
RCV000789296
RCV000789171
RCV000789853
RCV000789192
RCV000789850
RCV000789810
RCV000789817
RCV000789235
RCV000789872
RCV000789665
RCV000789309
RCV000789234
RCV000789199
RCV000789812
RCV000789225
RCV000789955
RCV000789819
RCV000789185
RCV000512762
RCV000789221
RCV000789233
RCV000789189
RCV000789837
RCV000789848
RCV000789935
RCV000789811
RCV000789859
RCV000789250
RCV000789937
RCV000789319
RCV000789256
RCV000789280
RCV000789800
RCV000789055
RCV000789839
RCV000789941
RCV000789922
RCV000789244
RCV000789813
RCV000789284
RCV000789956
RCV000789206
RCV000789875
RCV000789834
RCV000789252
RCV000789282
RCV000789889
RCV000789237
RCV000789265
RCV000789808
RCV000789795
RCV000789851
RCV000789920
RCV000789867
RCV000789801
RCV000789315
RCV000789180
RCV000789273
RCV000789876
RCV000789184
RCV000789901
RCV000789842
RCV000789828
RCV000789804
RCV000789300
RCV000789948
RCV000789868
RCV000789169
RCV000789283
RCV000789259
RCV000789931
RCV000789276
RCV000789882
RCV000789805
RCV000789217
RCV000789306
RCV000789220
RCV000790237
RCV000789929
RCV000789833
RCV000789892
RCV000789224
RCV000789909
RCV000789822
RCV000789861
RCV000789823
RCV000789213
RCV001173557
RCV001173558
Charcot-Marie-Tooth disease X-linked dominant 1 Pathogenic; Likely pathogenic rs2092543877, rs483352926, rs2147946493, rs11551260, rs2147946914, rs587777877, rs587777878, rs587777876, rs2147946047, rs1602349468, rs2092541958, rs863224974, rs786204123, rs879254098, rs756928158
View all (87 more)
RCV001329667
RCV000083303
RCV001799555
RCV003336450
RCV003447328
RCV000143793
RCV000143794
RCV000143795
RCV002250015
RCV002250016
RCV002288368
RCV002289183
RCV000714875
RCV004556862
RCV001249761
RCV005252809
RCV003633486
RCV000754745
RCV005050678
RCV000201088
RCV003447516
RCV000201183
RCV000201004
RCV000201175
RCV002466254
RCV003447126
RCV003129583
RCV003129584
RCV003129585
RCV003129586
RCV003129587
RCV003129588
RCV003129589
RCV003152859
RCV000235072
RCV001249760
RCV003447129
RCV002272191
RCV003388834
RCV000011176
RCV000011177
RCV000011178
RCV000011179
RCV000011180
RCV000011181
RCV000011182
RCV000011183
RCV000011184
RCV000011186
RCV000011187
RCV000011189
RCV000011191
RCV000011194
RCV000011196
RCV003320013
RCV003388962
RCV003445450
RCV000020171
RCV000020172
RCV000020174
RCV000020175
RCV000020176
RCV001782902
RCV000853377
RCV000763633
RCV002248750
RCV003993995
RCV000011193
RCV004787898
RCV003447150
RCV000990864
RCV003447153
RCV003447152
RCV002289943
RCV005231278
RCV003447155
RCV002249416
RCV003447160
RCV001353154
RCV003447219
RCV005409740
RCV003447274
RCV002249493
RCV003447278
RCV003517267
RCV003447273
RCV003447201
RCV005251222
RCV000990863
RCV003447200
RCV003447214
RCV003447296
RCV002470980
RCV003447285
RCV001706707
RCV001353158
RCV004669115
RCV000990866
RCV003985824
RCV002290041
RCV003387929
RCV002290040
RCV003447208
RCV000984885
RCV000990865
RCV000995551
RCV001310077
RCV006257328
RCV001253189
Charcot-Marie-Tooth Neuropathy X Pathogenic; Likely pathogenic rs2092543877, rs1602348519, rs2147946234, rs2147945690, rs2147945283, rs2147946194, rs11551260, rs2147945660, rs2147946105, rs2147946319, rs2147946914, rs2147945853, rs587777877, rs587777878, rs587777876
View all (134 more)
RCV005094410
RCV001388320
RCV001389524
RCV001931693
RCV001988871
RCV001870424
RCV001863851
RCV001879384
RCV001948014
RCV001906781
RCV001951516
RCV001979845
RCV001042343
RCV002512552
RCV000460808
RCV000168011
RCV000168077
RCV003050621
RCV003064736
RCV000461635
RCV002824268
RCV002843908
RCV002858558
RCV002881128
RCV000199286
RCV000200595
RCV000200289
RCV000197033
RCV002979199
RCV000228634
RCV000234336
RCV000691748
RCV001044069
RCV000793229
RCV003035711
RCV003059216
RCV000205076
RCV000654849
RCV000471605
RCV003581890
RCV000470682
RCV000793260
RCV001068519
RCV001388434
RCV001854850
RCV001234751
RCV000822814
RCV000804182
RCV000688999
RCV000474456
RCV001053029
RCV000545060
RCV000466155
RCV000463876
RCV001245963
RCV000168221
RCV000537008
RCV001851787
RCV003582224
RCV003581952
RCV003581953
RCV003582421
RCV003581444
RCV003581476
RCV003582925
RCV003582085
RCV003582049
RCV003741553
RCV003742107
RCV003742128
RCV003742167
RCV003742259
RCV001064548
RCV000654844
RCV000167902
RCV000654837
RCV001057812
RCV000475257
RCV000467465
RCV000476759
RCV000456635
RCV000468413
RCV000809132
RCV000704995
RCV000796941
RCV000552811
RCV000544254
RCV000654852
RCV000805747
RCV000552022
RCV000549070
RCV000541816
RCV000529489
RCV000559484
RCV000547989
RCV000535675
RCV000537790
RCV001855312
RCV000654851
RCV000654836
RCV000654841
RCV000705914
RCV000691854
RCV000701205
RCV000684965
RCV000688157
RCV000685646
RCV000698825
RCV001056787
RCV001370664
RCV001061206
RCV001856232
RCV001040086
RCV000799767
RCV003581722
RCV001065214
RCV001388385
RCV002536914
RCV000819010
RCV001869217
RCV001873223
RCV003581724
RCV001377073
RCV001869218
RCV002535810
RCV001869228
RCV005092369
RCV005092371
RCV001856241
RCV005092374
RCV003581731
RCV001869215
RCV001070375
RCV000805388
RCV001058334
RCV000808788
RCV000796042
RCV000823732
RCV000819796
RCV001058722
RCV001066555
RCV001043520
RCV001055661
RCV001050378
RCV001039712
RCV001051168
RCV002559664
RCV001220843
RCV001214227
RCV001220122
RCV001217905
RCV001213124
RCV001228242
RCV001248661
Dejerine-Sottas disease Pathogenic rs104894826 RCV000011197
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Cerebellar ataxia Conflicting classifications of pathogenicity rs1602349280 RCV001002786
Charcot-Marie-Tooth disease-hearing loss-intellectual disability syndrome Benign; Likely benign rs183702021 RCV001271688
Colon adenocarcinoma Benign rs113014279 RCV005900622
Decreased nerve conduction velocity Conflicting classifications of pathogenicity rs1057518780 RCV000415205
Associations from Text MiningDisease 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