Protachykinin-1 (PPT) [Cleaved into: Substance P; Neurokinin A (NKA) (Neuromedin L) (Substance K); Neuropeptide K (NPK); Neuropeptide gamma; C-terminal-flanking peptide]
1_MKILV 6_ ALAVF 11_ FLVST 16_ QLFAE 21_ EIGAN 26_ DDLNY 31_ WSDWY 36_ DSDQI 41_ KEELP 46_ EPFEH 51_ LLQRI 56_ ARRPK 61_ PQQFF 66_ GLMGK 71_ RDADS 76_ SIEKQ 81_ VALLK 86_ ALYGH 91_ GQISH 96_ KRHKT 101_ DSFVG 106_ LMGKR 111_ ALNSV 116_ AYERS 121_AMQNY
1: Tachykinins are active peptides which excite neurons, evoke behavioral responses, are potent vasodilators and secretagogues, and contract (directly or indirectly) many smooth muscles