isozyme analysis performed on 12 primary and 19 secondary hybrid clones showed that aryl hydrocarbon hydroxylase activity was concordant with the expression of the human isozymes malate dehydrogenase ( ec 1.1.1.37 ) and isocitrate dehydrogenase ( ec 1.1.1.42 ) , previously assigned to human chromosome 2 .
C0024544
malate dehydrogenase
C0030016
ec