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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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.

Term:topaquinone
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Accession:CHEBI:36077 term browser browse the term
Definition:A non-proteinogenic alpha-amino acid that is alanine substituted at position 3 by a 2-hydroxy-1,4-benzoquinon-5-yl group.
Synonyms:exact_synonym: 2-amino-3-(4-hydroxy-3,6-dioxocyclohexa-1,4-dien-1-yl)propanoic acid
 related_synonym: 2,4,5-trihydroxyphenylalanine quinone;   Formula=C9H9NO5;   InChI=1S/C9H9NO5/c10-5(9(14)15)1-4-2-7(12)8(13)3-6(4)11/h2-3,5,13H,1,10H2,(H,14,15);   InChIKey=AGMJSPIGDFKRRO-UHFFFAOYSA-N;   SMILES=NC(CC1=CC(=O)C(O)=CC1=O)C(O)=O
 xref: Beilstein:2850806;   Reaxys:2850806
 cyclic_relationship: is_tautomer_of CHEBI:68431



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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19834
    chemical entity 19832
      molecular entity 19832
        polyatomic entity 19790
          heteroatomic molecular entity 19747
            hydroxides 19321
              organic hydroxy compound 18943
                enol 744
                  monohydroxy-1,4-benzoquinones 108
                    topaquinone 0
                      L-topaquinone + 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19834
    subatomic particle 19832
      composite particle 19832
        hadron 19832
          baryon 19832
            nucleon 19832
              atomic nucleus 19832
                atom 19832
                  main group element atom 19782
                    p-block element atom 19782
                      carbon group element atom 19730
                        carbon atom 19727
                          organic molecular entity 19727
                            organic group 18947
                              organic divalent group 18922
                                organodiyl group 18922
                                  carbonyl group 18879
                                    carbonyl compound 18879
                                      ketone 17180
                                        cyclic ketone 15696
                                          quinone 8648
                                            benzoquinones 783
                                              1,4-benzoquinones 780
                                                monohydroxy-1,4-benzoquinones 108
                                                  topaquinone 0
                                                    L-topaquinone + 0
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