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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:chalcogen
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Accession:CHEBI:33303 term browser browse the term
Definition:Any p-block element belonging to the group 16 family of the periodic table.
Synonyms:exact_synonym: chalcogens
 related_synonym: Chalkogen;   Chalkogene;   anfigeno;   anfigenos;   calcogeno;   calcogenos;   chalcogene;   chalcogenes;   group 16 elements;   group VI elements
 xref: PMID:17084588



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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 25989
        chemical entity 25968
          atom 25964
            main group element atom 25788
              p-block element atom 25788
                chalcogen 24860
                  chalcogen molecular entity + 24860
                  livermorium atom + 0
                  oxygen atom + 24742
                  polonium atom + 0
                  selenium atom + 3455
                  sulfur atom + 20101
                  tellurium atom + 5
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 25989
        subatomic particle 25964
          composite particle 25964
            hadron 25964
              baryon 25964
                nucleon 25964
                  atomic nucleus 25964
                    atom 25964
                      main group element atom 25788
                        p-block element atom 25788
                          chalcogen 24860
                            chalcogen molecular entity + 24860
                            livermorium atom + 0
                            oxygen atom + 24742
                            polonium atom + 0
                            selenium atom + 3455
                            sulfur atom + 20101
                            tellurium atom + 5
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