Many enzymes of animals, especially enzymes that regulate metabolic pathways, exhibit one or more types of inter- and intracellular compartmentation. A given type of catalytic activity is effected by ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 74, No. 7 (Jul., 1977), pp. 2766-2770 (5 pages) Escherichia coli glutamine synthetase and glycogen phosphorylase ...