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
... Rome, causing Charles some embarrassment but enabling him to keep the Pope from annulling the marriage of Henry VIII of England and Catherine of Aragon, who was his aunt. ...