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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:63792 term browser browse the term
Definition:A 7-deazaguanine ribonucleoside obtained by formal epoxidation of the cyclohexene moiety of queuosine.
Synonyms:exact_synonym: 2-amino-5-({[(1R,2R,3R,4R,5S)-3,4-dihydroxy-6-oxabicyclo[3.1.0]hex-2-yl]amino}methyl)-7-(beta-D-ribofuranosyl)-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one
 related_synonym: 7-(5-[(3,4-epoxy-2,5-dihydroxycyclopent-1-yl)amino]methyl)-7-deaza guanosine;   Formula=C17H23N5O8;   InChI=1S/C17H23N5O8/c18-17-20-14-6(15(28)21-17)4(1-19-7-9(25)10(26)13-12(7)30-13)2-22(14)16-11(27)8(24)5(3-23)29-16/h2,5,7-13,16,19,23-27H,1,3H2,(H3,18,20,21,28)/t5-,7-,8-,9-,10-,11-,12-,13+,16-/m1/s1;   InChIKey=RRCFLRBBBFZLSB-XIFYLAFSSA-N;   Nucleoside oQ;   Queuosine 2,3-epoxide;   SMILES=Nc1nc2n(cc(CN[C@@H]3[C@@H](O)[C@@H](O)[C@@H]4O[C@H]34)c2c(=O)[nH]1)[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O;   oQ
 xref: PMID:10810734;   PMID:12533518;   PMID:12731872;   PMID:21502530;   PMID:3102486;   PMID:3129401

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Term Annotations click to browse term
  CHEBI ontology 19773
    chemical entity 19773
      molecular entity 19771
        main group molecular entity 19665
          gas molecular entity 17756
            oxirane 9523
              epoxide 9522
                epoxyqueuosine 0
                  epoxyqueuosine residue 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19773
    subatomic particle 19771
      composite particle 19771
        hadron 19771
          baryon 19771
            nucleon 19771
              atomic nucleus 19771
                atom 19771
                  main group element atom 19665
                    p-block element atom 19665
                      carbon group element atom 19583
                        carbon atom 19573
                          organic molecular entity 19573
                            heteroorganic entity 19208
                              organochalcogen compound 18953
                                organooxygen compound 18879
                                  carbohydrates and carbohydrate derivatives 12262
                                    carbohydrate 12262
                                      carbohydrate derivative 11892
                                        glycosyl compound 10963
                                          N-glycosyl compound 5483
                                            nucleoside 5344
                                              ribonucleoside 666
                                                7-deazaguanine ribonucleoside 0
                                                  epoxyqueuosine 0
                                                    epoxyqueuosine residue 0
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