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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:reactive oxygen species
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Accession:CHEBI:26523 term browser browse the term
Definition:Molecules or ions formed by the incomplete one-electron reduction of oxygen. They contribute to the microbicidal activity of phagocytes, regulation of signal transduction and gene expression, and the oxidative damage to biopolymers.
Synonyms:related_synonym: ROS
 xref_mesh: MESH:D017382
 xref: Wikipedia:Reactive_oxygen_species



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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 20056
        chemical entity 20055
          atom 20054
            nonmetal atom 19945
              oxygen atom 19666
                oxygen molecular entity 19666
                  reactive oxygen species 5871
                    hydrogen peroxide + 3260
                    hydroperoxyl 0
                    hydroxyl 65
                    hypochlorous acid + 388
                    oxygen radical + 152
                    ozone 3363
                    peroxynitrite 0
                    singlet dioxygen 0
                    superoxide 96
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 20056
        subatomic particle 20054
          composite particle 20054
            hadron 20054
              baryon 20054
                nucleon 20054
                  atomic nucleus 20054
                    atom 20054
                      main group element atom 19956
                        p-block element atom 19956
                          chalcogen 19693
                            oxygen atom 19666
                              oxygen molecular entity 19666
                                reactive oxygen species 5871
                                  hydrogen peroxide + 3260
                                  hydroperoxyl 0
                                  hydroxyl 65
                                  hypochlorous acid + 388
                                  oxygen radical + 152
                                  ozone 3363
                                  peroxynitrite 0
                                  singlet dioxygen 0
                                  superoxide 96
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