all sarcoplasmic reticulum preparations contained varying amounts of adenylate cyclase , phosphorylase b and a ( b : a = 30.1 ) , `` '' debrancher '' '' enzyme and glycogen ( 0.3 mg/mg protein ) , as well as varying amounts of protein kinase and phosphorylase b kinase which were responsible for a significant endogenous phosphorylation .
C0033640
f protein kina
C0031713
phosphorylase b kina