3-hydroxybutyrate dehydrogenase ( ec 1.1.1.30 ) and malate dehydrogenase ( ec 1.1.1.37 ) were purified to homogeneity on a large scale involving only two sequential affinity-chromatography steps on two triazine dye-sepharose matrices .
C0024544
malate dehydrogenase
C0030016
ec