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
... pathway:
CO2 + 2 H2S → CH2O + H2O + 2S
Some of these produce globules of sulfur as a waste product instead of oygen, while others further oxidize it, ...