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
... death, several people played keyboards. In 1973, Keith Godchaux[?] followed Pigpen on the keyboards, and brought his wife Donna Godchaux[?] as a vocalist. Keith and ...