the abilities of several nucleotides to protect tyrosine aminotransferase ( l-tyrosine : 2-oxoglutarate aminotransferase , ec 2.6.1.5 ) against proteolytic inactivation in vitro have been examined as part of an ongoing investigation of the role of cyclic gmp in the intracellular degradation of the hepatic enzyme .
C0041487
tyrosine aminotransferase
C0002594
aminotransferase