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.

Term:ponasterone A
go back to main search page
Accession:CHEBI:28135 term browser browse the term
Definition:A 2beta-hydroxy steroid that has formula C27H44O6.
Synonyms:exact_synonym: (22R)-2beta,3beta,14,20,22-pentahydroxy-5beta-cholest-7-en-6-one
 related_synonym: 25-Deoxycedysterone;   Formula=C27H44O6;   InChI=1S/C27H44O6/c1-15(2)6-7-23(31)26(5,32)22-9-11-27(33)17-12-19(28)18-13-20(29)21(30)14-24(18,3)16(17)8-10-25(22,27)4/h12,15-16,18,20-23,29-33H,6-11,13-14H2,1-5H3/t16-,18-,20+,21-,22-,23+,24+,25+,26+,27+/m0/s1;   InChIKey=PJYYBCXMCWDUAZ-JJJZTNILSA-N;   SMILES=[H][C@]12CC[C@]3(C)[C@]([H])(CC[C@@]3(O)C1=CC(=O)[C@]1([H])C[C@@H](O)[C@@H](O)C[C@]21C)[C@@](C)(O)[C@H](O)CCC(C)C
 alt_id: CHEBI:26210;   CHEBI:8331
 xref: Beilstein:2422988;   CAS:13408-56-5;   KEGG:C08835;   KNApSAcK:C00003667
 xref_mesh: MESH:C008999
 xref: PDBeChem:P1A

show annotations for term's descendants           Sort by:
ponasterone A term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Casp3 caspase 3 decreases activity
multiple interactions
EXP ponasterone A results in decreased activity of CASP3 protein
L-161982 inhibits the reaction [ponasterone A results in decreased activity of CASP3 protein]
CTD PMID:16396944 NCBI chr16:48,845,011...48,863,249
Ensembl chr16:48,845,012...48,863,204
JBrowse link
G Fhit fragile histidine triad diadenosine triphosphatase affects expression ISO ponasterone A affects the expression of FHIT protein CTD PMID:17019711 NCBI chr15:15,697,292...16,862,873 JBrowse link
G Ptgs2 prostaglandin-endoperoxide synthase 2 multiple interactions
increases expression
EXP L-161982 inhibits the reaction [ponasterone A results in increased expression of PTGS2 protein] CTD PMID:16396944 NCBI chr13:67,351,230...67,356,920
Ensembl chr13:67,351,087...67,359,335
JBrowse link
G Ugt1a2 UDP glucuronosyltransferase 1 family, polypeptide A2 increases expression ISO ponasterone A results in increased expression of UGT1A3 protein CTD PMID:17058234 NCBI chr 9:95,285,592...95,302,822
Ensembl chr 9:95,161,157...95,302,822
JBrowse link

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19767
    chemical entity 19767
      molecular entity 19766
        polyatomic entity 19685
          heteroatomic molecular entity 19615
            hydroxides 19075
              organic hydroxy compound 18658
                hydroxy steroid 12652
                  20-hydroxy steroid 49
                    ponasterone A 4
Path 2
Term Annotations click to browse term
  CHEBI ontology 19767
    subatomic particle 19766
      composite particle 19766
        hadron 19766
          baryon 19766
            nucleon 19766
              atomic nucleus 19766
                atom 19766
                  main group element atom 19657
                    p-block element atom 19657
                      carbon group element atom 19573
                        carbon atom 19563
                          organic molecular entity 19563
                            organic group 18599
                              organic divalent group 18590
                                organodiyl group 18590
                                  carbonyl group 18505
                                    carbonyl compound 18505
                                      ketone 16832
                                        oxo steroid 9721
                                          6-oxo steroid 19
                                            ponasterone A 4
paths to the root