ID 2.7.11.11 DE cAMP-dependent protein kinase. AN PKA. AN PKA C. AN Protein kinase A. CA ATP + a protein = ADP + a phosphoprotein. CC -!- cAMP is required to activate this enzyme. CC -!- The inactive holoenzyme of cAMP-dependent protein kinase is a CC tetramer composed of two regulatory (R) and two catalytic (C) CC subunits. CC -!- cAMP causes the dissociation of the inactive holoenzyme into a dimer CC of regulatory subunits bound to four cAMP molecules and two free CC monomeric catalytic subunits (i.e. R(2)C(2) + 4 cAMP = R(2)(cAMP)(4) CC + 2 C). CC -!- Formerly EC 2.7.1.37. PR PROSITE; PDOC00100; DR P06244, KAPA_YEAST ; P40376, KAPB_SCHPO ; P06245, KAPB_YEAST ; DR P00517, KAPCA_BOVIN; Q8MJ44, KAPCA_CANFA; P25321, KAPCA_CRIGR; DR P17612, KAPCA_HUMAN; P05132, KAPCA_MOUSE; P36887, KAPCA_PIG ; DR P27791, KAPCA_RAT ; Q9MZD9, KAPCA_SHEEP; P05131, KAPCB_BOVIN; DR P68180, KAPCB_CRIGR; P22694, KAPCB_HUMAN; P68181, KAPCB_MOUSE; DR P05383, KAPCB_PIG ; P68182, KAPCB_RAT ; P22612, KAPCG_HUMAN; DR O62846, KAPCG_MACMU; P49673, KAPC_ASCSU ; P21137, KAPC_CAEEL ; DR P34099, KAPC_DICDI ; P12370, KAPC_DROME ; Q8SRK8, KAPC_ENCCU ; DR P05986, KAPC_YEAST ; //