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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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3-isobutyl-1-methyl-7H-xanthine term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G CFTR CF transmembrane conductance regulator multiple interactions EXP [1-Methyl-3-isobutylxanthine co-treated with 8-((4-chlorophenyl)thio)cyclic-3',5'-AMP] results in increased activity of CFTR protein CTD PMID:15161604 NCBI chr14:56,290,417...56,452,919
Ensembl chr14:56,290,275...56,453,977
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acyclovir term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G AVP arginine vasopressin decreases activity EXP Acyclovir results in decreased activity of AVP protein CTD PMID:2724137 NCBI chr24:18,183,057...18,184,827
Ensembl chr24:18,183,057...18,184,883
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 499
    chemical entity 499
      atom 499
        nonmetal atom 492
          nitrogen atom 416
            nitrogen molecular entity 416
              organonitrogen compound 409
                organonitrogen heterocyclic compound 374
                  nucleobase 6
                    purine nucleobase 2
                      adenine + 0
                      guanine + 2
                      hypoxanthine + 0
                      purine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                      purines D-ribonucleoside + 0
                      xanthine + 1
Path 2
Term Annotations click to browse term
  CHEBI ontology 499
    subatomic particle 499
      composite particle 499
        hadron 499
          baryon 499
            nucleon 499
              atomic nucleus 499
                atom 499
                  main group element atom 492
                    p-block element atom 492
                      carbon group element atom 481
                        carbon atom 480
                          organic molecular entity 480
                            organic molecule 471
                              organic cyclic compound 454
                                organic heterocyclic compound 417
                                  organic heteropolycyclic compound 95
                                    organic heterobicyclic compound 44
                                      imidazopyrimidine 21
                                        purines 21
                                          purine nucleobase 2
                                            adenine + 0
                                            guanine + 2
                                            hypoxanthine + 0
                                            purine 2'-deoxyribonucleoside 5'-phosphate(2-) + 0
                                            purines D-ribonucleoside + 0
                                            xanthine + 1
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