both isozymes contain tightly bound calmodulin as a subunit ( cohen , p. , burchell , a. , foulkes , j. g. , cohen , p. t. w. , vanaman , t. c. , and nairn , a. c. ( 1978 ) febs lett . 92 , 287-293 ) , which renders the enzyme sensitive to ca2+ .
C0022173
isozymes
C0014442
enzyme