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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:helium atom
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Accession:CHEBI:30217 term browser browse the term
Definition:A s-block element atom that has formula He.
Synonyms:related_synonym: 2He;   Formula=He;   He;   InChI=1S/He;   InChIKey=SWQJXJOGLNCZEY-UHFFFAOYSA-N;   SMILES=[He];   helio;   helium
 xref: CAS:7440-59-7;   Drug_Central:4262;   Gmelin:16294;   WebElements:He


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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 22048
    chemical entity 22046
      atom 22039
        s-block element atom 21564
          helium atom 0
            helium molecular entity + 0
            helium-3 atom 0
            helium-4 atom 0
            helium-6 atom 0
            helium-8 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 22048
    subatomic particle 22039
      composite particle 22039
        hadron 22039
          baryon 22039
            nucleon 22039
              atomic nucleus 22039
                atom 22039
                  main group element atom 21971
                    main group molecular entity 21971
                      gas molecular entity 19825
                        noble gas atom 52
                          helium atom 0
                            helium molecular entity + 0
                            helium-3 atom 0
                            helium-4 atom 0
                            helium-6 atom 0
                            helium-8 atom 0
paths to the root