to study the effect of facilitated diffusion of the intermediate metabolite , oxaloacetate , on the coupled reaction of aspartate aminotransferase ( l-aspartate : 2-oxoglutarate aminotransferase , ec 2.6.1.1 ) and malate dehydrogenase ( l-malate : nad+ oxidoreductase , ec 1.1.1.37 ) , these enzymes were co-immobilized on the surface of a collagen film .
C0024544
malate
C0030016
ec 1