bradykinin potentiator B

bra·dy·ki·nin po·ten·ti·a·tor B

(brad'ē-kī'nin pō-ten'shē-ā-tōr),
Glp-Gly-Leu-Pro-Pro-Arg-Pro-Lys-Ile-Pro-Pro; the undecapeptide precursor of bradykinin and the angiotensins.