the reaction investigated was that catalyzed by aspartate aminotransferase ( l-aspartate:2-oxoglutarate aminotransferase , ec 2.6.1.1 ) and the product , alpha-ketoglutarate was recycled to glutamate using nadh and nh4cl in the presence of glutamate dehydrogenase .
C0004002
aspartate aminotransferase
C0002594
aminotransferase