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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:alpha-particle
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Accession:CHEBI:30216 term browser browse the term
Definition:Nucleus of the (4)He atom.
Synonyms:exact_synonym: helium-4(2+)
 related_synonym: (4)He(2+);   Formula=[4He];   InChI=1S/He/q+2/i1+0;   InChIKey=LBDSXVIYZYSRII-IGMARMGPSA-N;   SMILES=[4He++];   alpha
 xref: Gmelin:53474

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Path 1
Term Annotations click to browse term
  CHEBI ontology 0
    subatomic particle 0
      nuclear particle 0
        atomic nucleus 0
          alpha-particle 0
            helium-4 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    main group molecular entity 0
                      gas molecular entity 0
                        noble gas atom 0
                          noble gas molecular entity 0
                            helium molecular entity 0
                              elemental helium 0
                                monoatomic helium 0
                                  helium(2+) 0
                                    alpha-particle 0
                                      helium-4 atom 0
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