the following enzymes have been measured : pyruvate dehydrogenase ( ec 1.2.4.1 ) , citrate synthase ( ec 4.1.3.7 ) , nad-linked isocitrate dehydrogenase ( ec 1.1.1.41 ) , nadp-linked isocitrate dehydrogenase ( ec 1.1.1.42 ) , fumarase ( ec 4.2.1.2 ) , nad-linked malate dehydrogenase ( ec 1.1.1.37 ) , d-3-hydroxybutyrate dehydrogenase ( ec 1.1.1.30 ) , and mitochondrially bound hexokinase ( ec 2.7.1.1 ) and creatine kinase ( ec 2.7.3.2 ) .
C0024544
nad
C0030016
ec