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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:31189 term browser browse the term
Definition:A steroid that has formula C21H32O.
Synonyms:related_synonym: Formula=C21H32O;   InChI=1S/C21H32O/c1-3-12-21(22)14-11-19-18-9-8-15-6-4-5-7-16(15)17(18)10-13-20(19,21)2/h3,6,16-19,22H,1,4-5,7-14H2,2H3/t16-,17+,18+,19-,20-,21-/m0/s1;   InChIKey=ATXHVCQZZJYMCF-XUDSTZEESA-N;   SMILES=C[C@]12CC[C@H]3[C@@H](CCC4=CCCC[C@H]34)[C@@H]1CC[C@@]2(O)CC=C;   gestanin;   gestanol;   gestanon;   orageston
 xref: CAS:432-60-0;   Drug_Central:125;   HMDB:HMDB0015500;   KEGG:C12811;   KEGG:D01374
 xref_mesh: MESH:D000500

show annotations for term's descendants           Sort by:
Allylestrenol term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Ar androgen receptor decreases activity ISO Allylestrenol results in decreased activity of AR protein CTD PMID:15316697 NCBI chr  X:63,104,771...63,273,934
Ensembl chr  X:63,104,771...63,273,925
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19795
    chemical entity 19795
      atom 19794
        nonmetal atom 19681
          carbon atom 19604
            organic molecular entity 19604
              lipid 17489
                steroid 13347
                  Allylestrenol 1
Path 2
Term Annotations click to browse term
  CHEBI ontology 19795
    subatomic particle 19794
      composite particle 19794
        hadron 19794
          baryon 19794
            nucleon 19794
              atomic nucleus 19794
                atom 19794
                  main group element atom 19693
                    p-block element atom 19693
                      carbon group element atom 19614
                        carbon atom 19604
                          organic molecular entity 19604
                            organic molecule 19545
                              organic cyclic compound 19339
                                organic polycyclic compound 16569
                                  steroid 13347
                                    steroid fundamental parent 13017
                                      estrane 10031
                                        Allylestrenol 1
paths to the root