one is an exopeptidase , purified 60-fold , that hydrolyzed amino acid ( lysine- , and alanine- , or leucine- ) p-nitroanilide substrates and leucylglycylglycine , did not hydrolyze [ 14c ] methemoglobin , was completely inhibited by 1 mm bestatin or puromycin ( specific inhibitors of leucine aminopeptidase like enzymes ) , and was unable to influence the sedimentation of the 8s form of the estrogen receptor in sucrose gradients containing dilute tris buffer .
C0002520
amino acid
C0001898
alanine