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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 21876
        chemical entity 21874
          atom 21838
            main group element atom 21760
              p-block element atom 21786
                chalcogen 20990
                  chalcogen molecular entity + 20990
                  oxygen atom + 20952
                  polonium atom + 0
                  selenium atom + 3257
                  sulfur atom + 17633
                  tellurium atom + 5
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 21876
        subatomic particle 21838
          composite particle 21838
            hadron 21864
              baryon 21864
                nucleon 21864
                  atomic nucleus 21864
                    atom 21838
                      main group element atom 21760
                        p-block element atom 21786
                          chalcogen 20990
                            chalcogen molecular entity + 20990
                            oxygen atom + 20952
                            polonium atom + 0
                            selenium atom + 3257
                            sulfur atom + 17633
                            tellurium atom + 5
    paths to the root