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pyrimidine nucleobase - Ontology Report - Rat Genome Database

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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:pyrimidine nucleobase
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Accession:CHEBI:26432 term browser browse the term
Definition:A nucleobase whose skeleton is derived from pyrimidine.
Synonyms:related_synonym: Formula=C4HN2R4;   SMILES=N1C(=C(C(=NC1=*)*)*)*;   a pyrimidine nucleobase;   pyrimidine bases;   pyrimidine nucleobases


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    • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19887
        chemical entity 19885
          atom 19885
            nonmetal atom 19809
              nitrogen atom 18982
                nitrogen molecular entity 18982
                  organonitrogen compound 18834
                    organonitrogen heterocyclic compound 18154
                      nucleobase 12568
                        pyrimidine nucleobase 8572
                          2-amino-4-hydroxypyrimidine + 0
                          alpha-putrescinylthymine 0
                          cytosine + 1475
                          pyrimidine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                          thymine + 80
                          uracil + 8027
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19887
        subatomic particle 19885
          composite particle 19885
            hadron 19885
              baryon 19885
                nucleon 19885
                  atomic nucleus 19885
                    atom 19885
                      main group element atom 19824
                        p-block element atom 19824
                          carbon group element atom 19763
                            carbon atom 19760
                              organic molecular entity 19760
                                organic molecule 19713
                                  organic cyclic compound 19505
                                    organic heterocyclic compound 18875
                                      organic heteromonocyclic compound 17799
                                        diazines 13224
                                          pyrimidines 13095
                                            pyrimidine nucleobase 8572
                                              2-amino-4-hydroxypyrimidine + 0
                                              alpha-putrescinylthymine 0
                                              cytosine + 1475
                                              pyrimidine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                                              thymine + 80
                                              uracil + 8027
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