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:136770 term browser browse the term
Definition:A cholestanoid that zymosterol in which the two methyl groups at positions 26 and 27 have been replaced by a cyclopropane ring.
Synonyms:exact_synonym: 26,27-cyclo-5alpha-cholesta-8,24-dien-3beta-ol
 related_synonym: (3beta,5alpha)-26,27-cyclocholesta-8,24-dien-3-ol;   26,27-DHZ;   26,27-cyclozymosterol;   Formula=C27H42O;   InChI=1S/C27H42O/c1-18(5-4-6-19-7-8-19)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,2)25(22)14-16-27(23,24)3/h6,18,20-21,23-24,28H,4-5,7-17H2,1-3H3/t18-,20+,21+,23-,24+,26+,27-/m1/s1;   InChIKey=PARCYOHVCUKSCA-BJDKXSRUSA-N;   SMILES=C1[C@@]2(C=3CC[C@]4([C@](C3CC[C@]2(C[C@H](C1)O)[H])(CC[C@@]4([C@@H](CCC=C5CC5)C)[H])[H])C)C
 xref: PMID:10386930;   PMID:12196515;   PMID:14622971;   PMID:16414960;   PMID:18555004;   PMID:20946868;   PMID:27939999;   Reaxys:22059067

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19860
    role 19832
      biological role 19830
        biochemical role 19538
          metabolite 19525
            eukaryotic metabolite 19347
              plant metabolite 17966
                Brassica napus metabolite 40
                  26,27-dehydrozymosterol 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19860
    subatomic particle 19858
      composite particle 19858
        hadron 19858
          baryon 19858
            nucleon 19858
              atomic nucleus 19858
                atom 19858
                  main group element atom 19804
                    p-block element atom 19804
                      carbon group element atom 19745
                        carbon atom 19741
                          organic molecular entity 19741
                            organic molecule 19692
                              organic cyclic compound 19503
                                organic polycyclic compound 17267
                                  steroid 14721
                                    hydroxy steroid 14468
                                      3-hydroxy steroid 12813
                                        sterol 465
                                          3beta-sterol 459
                                            zymosterol 2
                                              26,27-dehydrozymosterol 0
paths to the root