Send us a Message

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


The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC 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.

go back to main search page
Accession:CHEBI:22695 term browser browse the term
Definition:A molecular entity having an available pair of electrons capable of forming a covalent bond with a hydron (Bronsted base) or with the vacant orbital of some other molecular entity (Lewis base).
Synonyms:related_synonym: Base1;   Base2;   Basen;   Nucleobase;   bases
 xref: KEGG:C00701

show annotations for term's descendants           Sort by:

Your selection has 17834 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 19848
        role 19824
          chemical role 19460
            base 17834
              Bronsted base + 17832
              Lewis base + 17827
              piperidine + 105
    paths to the root