it cleaves peptide i to ala-gly-ala-lys-asn-125i-tyr ( nh2 ) ( peptide ii ) and generates both the nh2- and cooh-terminal fragments of somatostatin-28 , i.e . somatostatin-28 ( 1-12 ) and somatostatin-14 , when the octacosapeptide is used as substrate .
C0074854
somatostatin-28
C0037659
somatostatin-14