low dietary protein decreased activities of hepatic isocitrate dehydrogenase ( ec 1.1.1.42 ) , fructose-1,6-bisphosphatase ( ec 3.1.3.11 ) and glucose-6-phosphatase ( ec 3.1.3.9 ; gp ) and increased activities of fatty acid synthase ( fas ) , citrate cleavage enzyme ( ec 4.1.3.8 ; cce ) and malate dehydrogenase ( decarboxylating ) ( ec 1.1.1.39 ) .
C0024544
malate
C0030016
ec 1