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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 26496
    chemical entity 26476
      atom 26472
        s-block element atom 25447
          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 26496
    subatomic particle 26472
      composite particle 26472
        hadron 26472
          baryon 26472
            nucleon 26472
              atomic nucleus 26472
                atom 26472
                  main group element atom 26208
                    main group molecular entity 26208
                      gas molecular entity 20752
                        noble gas atom 90
                          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