the relationship between the effects of isoproterenol and prostaglandin e ( 1 ) ( pge ( 1 ) ) on contractile state , cyclic amp accumulation , and the activation states of protein kinase ( atp : protein phosphotransferase , ec 2.7.1.37 ) , phosphorylase kinase , glycogen synthase , and glycogen phosphorylase have been studied in the isolated perfused rat heart .
C0033640
protein phosphotransferase
C0031713
phosphorylase kinase