for his work on ribonucleaseandfor their contribution to the understanding of the connection between chemical structure and catalytic activity of the ribonuclease molecule
for their elucidation of the enzymatic mechanism underlying the synthesis of adenosine triphosphateandfor his discovery of an ion-transporting enzyme, Na+, K+ -ATPase
... See Professor Edward Felton's freedom-to-tinker Web site (www.freedom-to-tinker.com) for some observations on the DCMA, its proposed successors, and their consequences, ...