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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC 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.

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Accession:CHEBI:49989 term browser browse the term
Definition:A monoatomic xenon that has formula Xe.
Synonyms:related_synonym: Formula=Xe;   InChI=1S/Xe/q+1;   InChIKey=PBOIVMQJBOLCJX-UHFFFAOYSA-N;   SMILES=[Xe+];   Xe;   xenon cation
 xref: CAS:24203-25-6

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19810
    chemical entity 19810
      molecular entity 19808
        elemental molecular entity 16251
          monoatomic entity 15183
            monoatomic xenon 6
              xenon(.1+) 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19810
    subatomic particle 19808
      composite particle 19808
        hadron 19808
          baryon 19808
            nucleon 19808
              atomic nucleus 19808
                atom 19808
                  main group element atom 19696
                    main group molecular entity 19696
                      gas molecular entity 17571
                        noble gas atom 24
                          xenon atom 6
                            xenon molecular entity 6
                              elemental xenon 6
                                monoatomic xenon 6
                                  xenon(.1+) 0
paths to the root