SMILES: CC[C@H](C)[C@@H](C(=O)N[C@@H](C)C(=O)N[C@@H](CCC[NH+]=C(N)N)C(=O)N[C@@H](CCC[NH+]=C(N)N)C(=O)N[C@@H](CC1=CN=CN1)C(=O)N2CCC[C@H]2C(=O)N[C@@H](CC3=CC=C(C=C3)O)C(=O)N[C@@H](CC4=CC=CC=C4)C(=O)N[C@@H](CC(C)C)C(=O)[O-])[NH3+]
Description: The molecule is a peptide cation obtained from the deprotonation of the carboxy group of L-leucine residue, and protonation of the amino group of L-isoleucyl and protonation of the side chains of L-arginyl residues of kinetensin. It is the major species at pH 7.3. It has a role as a human metabolite and a histamine releasing agent. It is a conjugate acid of a kinetensin.