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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

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Accession:CHEBI:73691 term browser browse the term
Definition:A tripeptide composed of L-tryptophan, L-alanine, and glycine joined by peptide linkages.
Synonyms:exact_synonym: L-tryptophyl-L-alanylglycine
 related_synonym: Formula=C16H20N4O4;   InChI=1S/C16H20N4O4/c1-9(15(23)19-8-14(21)22)20-16(24)12(17)6-10-7-18-13-5-3-2-4-11(10)13/h2-5,7,9,12,18H,6,8,17H2,1H3,(H,19,23)(H,20,24)(H,21,22)/t9-,12-/m0/s1;   InChIKey=CXUFDWZBHKUGKK-CABZTGNLSA-N;   L-Trp-L-Ala-Gly;   SMILES=C[C@H](NC(=O)[C@@H](N)Cc1c[nH]c2ccccc12)C(=O)NCC(O)=O;   W-A-G;   WAG

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Term Annotations click to browse term
  CHEBI ontology 20083
    role 20034
      biological role 20033
        biochemical role 19660
          metabolite 19642
            Trp-Ala-Gly 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 20083
    subatomic particle 20081
      composite particle 20081
        hadron 20081
          baryon 20081
            nucleon 20081
              atomic nucleus 20081
                atom 20081
                  main group element atom 19982
                    p-block element atom 19982
                      carbon group element atom 19909
                        carbon atom 19902
                          organic molecular entity 19902
                            organic group 18982
                              organic divalent group 18968
                                organodiyl group 18968
                                  carbonyl group 18919
                                    carbonyl compound 18919
                                      carboxylic acid 18615
                                        carboacyl group 17724
                                          univalent carboacyl group 17724
                                            carbamoyl group 17564
                                              carboxamide 17564
                                                peptide 9513
                                                  oligopeptide 1289
                                                    tripeptide 939
                                                      Trp-Ala-Gly 0
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