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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:purine nucleobase
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Accession:CHEBI:26386 term browser browse the term
Definition:A nucleobase whose skeleton is derived from purine.
Synonyms:related_synonym: Formula=C5H3N4R2;   SMILES=C1(NC(=NC=2NC=NC12)*)=*;   a purine nucleobase;   purine bases;   purine nucleobases
 xref: KEGG:C15587


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Your selection has 6695 annotated objects. The maximum number of objects that can be shown is 2000. The list is too large to display.

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    • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19853
        chemical entity 19851
          atom 19851
            nonmetal atom 19780
              nitrogen atom 18968
                nitrogen molecular entity 18968
                  organonitrogen compound 18820
                    organonitrogen heterocyclic compound 18163
                      nucleobase 12552
                        purine nucleobase 6695
                          adenine + 1041
                          guanine + 6273
                          hypoxanthine + 23
                          purine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                          purines D-ribonucleoside + 415
                          xanthine + 6196
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19853
        subatomic particle 19851
          composite particle 19851
            hadron 19851
              baryon 19851
                nucleon 19851
                  atomic nucleus 19851
                    atom 19851
                      main group element atom 19797
                        p-block element atom 19797
                          carbon group element atom 19738
                            carbon atom 19734
                              organic molecular entity 19734
                                organic molecule 19685
                                  organic cyclic compound 19496
                                    organic heterocyclic compound 18871
                                      organic heteropolycyclic compound 18299
                                        organic heterobicyclic compound 17246
                                          imidazopyrimidine 7722
                                            purines 7721
                                              purine nucleobase 6695
                                                adenine + 1041
                                                guanine + 6273
                                                hypoxanthine + 23
                                                purine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                                                purines D-ribonucleoside + 415
                                                xanthine + 6196
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