Cytosolic malate dehydrogenase catalyzes the reaction of malate and NAD+ to form oxaloacetate and NADH + H+ (Lo et al. 2005). The dimeric structure of the human dehydrogenase is inferred from that established for its well-studied pig homolog (Birktoft et al. 1989).
L-malate dehydrogenase activity of malate dehydrogenase 1 dimer [cytosol]