tripeptide zwitterion oligopeptide tripeptide chebi_ontology Any oligopeptide that consists of three amino-acid residues connected by peptide linkages. tripeptides C(=O)(NC(C(NC(C(=O)O)*)=O)*)C(N)* Wikipedia:Tripeptide Tripeptide CHEBI:47923 C6H8N3O4R3 CHEBI:9742 186.05148 0 KEGG:C00316 186.146 CHEBI:27138