that processes the N - terminals of biologically active peptides
such as enkephalins , angiotensins , neurokinins , and cytokines .
Alanyl aminopeptidase ( APN ) is a surface - bound metallopeptidase that processes the N - terminals of biologically active peptides such as enkephalins , angiotensins , neurokinins , and cytokines .
Alanyl aminopeptidase ( APN ) is a surface - bound metallopeptidase that processes the N - terminals of biologically active peptides such as enkephalins , angiotensins , neurokinins , and cytokines .