Send us a Message



Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   

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:diatomic oxygen
go back to main search page
Accession:CHEBI:33263 term browser browse the term
Synonyms:related_synonym: Formula=O2



show annotations for term's descendants           Sort by:


Your selection has 4097 annotated objects. The maximum number of objects that can be shown is 2000. The list is too large to display.

  • Select a more specific term using the term browser
  • Download the entire list for this term
  • Display annotations for this term only (exclude descendants)



  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 22307
        chemical entity 22306
          molecular entity 22302
            inorganic molecular entity 21974
              elemental oxygen 9431
                diatomic oxygen 4097
                  dioxygen + 4069
                  dioxygen(.1+) 0
                  dioxygen(2+) 0
                  peroxide 0
                  superoxide 97
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 22307
        subatomic particle 22302
          composite particle 22302
            hadron 22302
              baryon 22302
                nucleon 22302
                  atomic nucleus 22302
                    atom 22302
                      main group element atom 22182
                        main group molecular entity 22182
                          p-block molecular entity 22182
                            chalcogen molecular entity 21515
                              oxygen molecular entity 21493
                                elemental oxygen 9431
                                  diatomic oxygen 4097
                                    dioxygen + 4069
                                    dioxygen(.1+) 0
                                    dioxygen(2+) 0
                                    peroxide 0
                                    superoxide 97
    paths to the root