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Gene

GJC1

gap junction protein gamma 1

Summary

Cytogenetic location
17q21.31
Coordinates
Chromosome 17: 44,798,448–44,830,287 (GRCh38)
Exons
3 exons across 31.8 kb
Protein
396 amino acids
Also known as
CX45
Previous symbols
GJA7
MANE Select transcript
ENST00000592524.6NM_005497.4
Locus type
gene with protein product
  • Very high
  • Confident
  • Low
  • Very low

Reference genomeGRCh38

Positions on gene and variant pages follow this choice, in this browser.

Curated reports relevant to this gene

No Genome Test report reads GJC1 yet. The test sequences your whole genome, so your data includes it all the same.

How GJC1 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 17, with a bracket where GJC1 sits. GJC1 and 27 genes near it on chromosome 17, from 44,314,368 to 45,314,367.Chromosome 1717q21.31p13.3p13.2p13.1p12p11.2p11.1q11.1q11.2q12q21.1q21.2q21.31q21.32q21.33q22q23.1q23.2q23.3q24.1q24.2q24.3q25.1q25.2q25.344.4 Mb44.6 Mb44.8 Mb45 Mb45.2 MbRUNDC3A: 44,307,945–44,318,675, forward strandSLC25A39: 44,316,821–44,326,639, reverse strandSLC25A39GRN: 44,345,108–44,353,106, forward strandGRNFAM171A2: 44,353,215–44,363,875, reverse strandFAM171A2ITGA2B: 44,372,177–44,389,649, reverse strandITGA2BGPATCH8: 44,395,281–44,503,639, reverse strandGPATCH8FZD2: 44,557,484–44,561,262, forward strandFZD2MEIOC: 44,656,363–44,690,308, forward strandMEIOCCCDC43: 44,671,063–44,689,831, reverse strandCCDC43DBF4B: 44,708,595–44,752,269, forward strandDBF4BADAM11: 44,758,962–44,781,846, forward strandADAM11GJC1: 44,798,448–44,830,287, reverse strandGJC1HIGD1B: 44,844,763–44,850,480, forward strandHIGD1BEFTUD2: 44,849,948–44,899,629, reverse strandEFTUD2DNAAF19: 44,889,234–44,905,390, forward strandDNAAF19GFAP: 44,903,159–44,916,937, reverse strandGFAPFAM187A: 44,903,433–44,905,390, forward strandFAM187AKIF18B: 44,924,707–44,947,781, reverse strandKIF18BNMT1: 44,957,992–45,109,016, forward strandNMT1C1QL1: 44,958,933–44,968,369, reverse strandC1QL1DCAKD: 45,023,338–45,061,137, reverse strandDCAKDPLCD3: 45,108,959–45,133,354, reverse strandPLCD3ACBD4: 45,132,597–45,144,181, forward strandACBD4HEXIM1: 45,148,475–45,152,099, forward strandHEXIM1HEXIM2: 45,160,695–45,170,701, forward strandHEXIM2FMNL1: 45,220,736–45,247,319, forward strandFMNL1SPATA32: 45,254,388–45,262,116, reverse strandSPATA32MAP3K14: 45,263,119–45,317,112, reverse strandMAP3K14Diagram of GJC1: 3 exons on the reverse strand of chromosome 17Exon 3: 44,798,448–44,805,837, 7,390 basesExon 2: 44,807,394–44,807,469, 76 basesExon 1: 44,830,062–44,830,287, 226 bases3215′3′

Exons of the gene's MANE Select transcript (release v1.5), from NCBI and EMBL-EBI, on the GRCh38 reference genome.

Chromosome bands from UCSC's GRCh38 ideogram (2022-10-29).

Nearby genes from Ensembl release 116, on GRCh38.

Exons make up 7.7 kb of the gene's 31.8 kb; 1,191 of those bases code for the protein.

Where this comes from

  • HGNC: the gene's symbol, name, other symbols and location.
  • MANE Select v1.5, from NCBI and EMBL-EBI: the transcript, its exons and coding sequence.

Cite this page

APA

Dante Labs. (n.d.). GJC1 gene: gap junction protein gamma 1. Retrieved 16 October 2026, from https://dantelabs.com/genes/gjc1

Vancouver

Dante Labs. GJC1 gene: gap junction protein gamma 1 [Internet]. [cited 16 October 2026]. Available from: https://dantelabs.com/genes/gjc1

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