the claudication leg had higher activities of a marker enzyme for mitochondrial oxidative capacity , citrate synthase ( cs ) , as well as of the mb and the mitochondrial isoenzyme of creatine kinase ( ck ) , which are considered to be involved in the transfer of high energy phosphate from the mitochondria to the resynthesis of atp in the cytoplasm .
C0014442
enzyme
C0022173
isoenzyme