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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.

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Accession:CHEBI:20712 term browser browse the term
Definition:A 3alpha-hydroxy steroid that is castasterone which is lacking the oxo substituent at position 6.
Synonyms:exact_synonym: (22R,23R)-5alpha-campestane-2alpha,3alpha,22,23-tetraol
 related_synonym: Formula=C28H50O4;   InChI=1S/C28H50O4/c1-15(2)16(3)25(31)26(32)17(4)20-9-10-21-19-8-7-18-13-23(29)24(30)14-28(18,6)22(19)11-12-27(20,21)5/h15-26,29-32H,7-14H2,1-6H3/t16-,17-,18-,19-,20+,21-,22-,23-,24+,25+,26+,27+,28-/m0/s1;   InChIKey=VXBLCLVRWCLEOX-BFYSZXNBSA-N;   SMILES=[H][C@@]12CC[C@@]3([H])[C@]4([H])CC[C@]([H])([C@H](C)[C@@H](O)[C@H](O)[C@@H](C)C(C)C)[C@@]4(C)CC[C@]3([H])[C@@]1(C)C[C@@H](O)[C@@H](O)C2
 xref: Beilstein:5097016;   KEGG:C15802;   KNApSAcK:C00000199;   LIPID_MAPS_instance:LMST01030127;   MetaCyc:CPD-723;   PMID:14502988;   PMID:9927639;   Reaxys:5097016

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Path 1
Term Annotations click to browse term
  CHEBI ontology 20056
    role 20008
      biological role 20007
        growth regulator 8514
          plant growth regulator 8493
            plant growth stimulator 16
              castasterone 0
                6-deoxocastasterone 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 20056
    subatomic particle 20054
      composite particle 20054
        hadron 20054
          baryon 20054
            nucleon 20054
              atomic nucleus 20054
                atom 20054
                  main group element atom 19956
                    p-block element atom 19956
                      carbon group element atom 19882
                        carbon atom 19875
                          organic molecular entity 19875
                            organic group 18961
                              organic divalent group 18947
                                organodiyl group 18947
                                  carbonyl group 18900
                                    carbonyl compound 18900
                                      ketone 17091
                                        oxo steroid 10321
                                          6-oxo steroid 23
                                            castasterone 0
                                              6-deoxocastasterone 0
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