ABSTRACT
Reduced redo x cofactor s channe l thei r electron s t o 0 2 vi a th e proces s o f
oxidative phosphorylation. Th e products o f thi s very complex pathwa y ar e H 2 0 an d
A T R A T P is generate d fro m A D P and P z . Th e natur e o f high-energ y phosphat e
bonds wa s discusse d i n som e detai l i n Chapte r 2 , wher e th e rol e o f A T P i n
h u m a n biochemistr y wa s introduced . A T P and relate d triphosphonucleoside s
may b e use d t o driv e variou s processes , suc h a s muscl e contraction , mainte -
nance o f io n gradient s acros s membranes , o r biosynthesi s o f macromolecules .