Send us a Message



Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   

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:main group molecular entity
go back to main search page
Accession:CHEBI:33579 term browser browse the term
Definition:A molecular entity containing one or more atoms from any of groups 1, 2, 13, 14, 15, 16, 17, and 18 of the periodic table.
Synonyms:related_synonym: main group compounds;   main group molecular entities



show annotations for term's descendants           Sort by:


Your selection has 19866 annotated objects. The maximum number of objects that can be shown is 2000. The list is too large to display.

  • Select a more specific term using the term browser
  • Download the entire list for this term
  • Display annotations for this term only (exclude descendants)



  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 19918
        chemical entity 19916
          molecular entity 19916
            main group molecular entity 19866
              gas molecular entity + 18486
              main-group coordination entity + 2341
              noble gas molecular entity + 6
              p-block molecular entity + 19866
              s-block molecular entity + 19698
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19918
        subatomic particle 19916
          composite particle 19916
            hadron 19916
              baryon 19916
                nucleon 19916
                  atomic nucleus 19916
                    atom 19916
                      main group element atom 19866
                        main group molecular entity 19866
                          gas molecular entity + 18486
                          main-group coordination entity + 2341
                          noble gas molecular entity + 6
                          p-block molecular entity + 19866
                          s-block molecular entity + 19698
    paths to the root