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This is our older gene family page that is no longer maintained. Please go to our new look gene family index to view a complete list of our new maintained gene families. More information can be found in our gene families help page.

Gap junction proteins (connexins)

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Click on the Approved Gene Symbol to retrieve the complete gene record

Approved Symbol Approved Name Previous Symbols Synonyms Chromosome
GJA1 gap junction protein alpha 1 ODDD, GJAL CX43, ODD, ODOD, SDTY3 6q22.31
GJA3 gap junction protein alpha 3 CZP3 CX46 13q12.11
GJA4 gap junction protein alpha 4 CX37 1p35.1
GJA5 gap junction protein alpha 5 CX40 1q21.2
GJA6P gap junction protein alpha 6 pseudogene Xp22
GJA8 gap junction protein alpha 8 CAE1, CZP1, CAE CX50 1q21.1
GJA9 gap junction protein alpha 9 GJA10 CX59, CX58 1p34
GJA10 gap junction protein alpha 10 CX62 6q15
GJB1 gap junction protein beta 1 CMTX1, CMTX CX32 Xq13.1
GJB2 gap junction protein beta 2 DFNB1, DFNA3 CX26, NSRD1 13q11-q12
GJB3 gap junction protein beta 3 DFNA2, EKV CX31 1p34
GJB4 gap junction protein beta 4 CX30.3 1p35-p34
GJB5 gap junction protein beta 5 CX31.1 1p34.3
GJB6 gap junction protein beta 6 DFNA3, ED2 EDH, HED, CX30 13q12
GJB7 gap junction protein beta 7 CX25, bA136M9.1 6q15
GJC1 gap junction protein gamma 1 GJA7 CX45 17q21.31
GJC2 gap junction protein gamma 2 GJA12 CX47, CX46.6, SPG44 1q41-q42
GJC3 gap junction protein gamma 3 GJE1 CX30.2 7q22.1
GJD2 gap junction protein delta 2 GJA9 CX36 15q13.1
GJD3 gap junction protein delta 3 GJC1 CX31.9, GJA11, Cx30.2 17q21.1
GJD4 gap junction protein delta 4 CX40.1, FLJ90023 10p11.22
GJE1 gap junction protein epsilon 1 CX23 6q24.1

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