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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:36552 term browser browse the term
Definition:A sesterterpene that has formula C25H46.
Synonyms:related_synonym: Formula=C25H46;   InChI=1S/C25H46/c1-17(2)8-7-9-18(3)22-14-15-25(6)16-23-20(5)10-12-21(23)19(4)11-13-24(22)25/h17-24H,7-16H2,1-6H3/t18-,19-,20-,21+,22+,23+,24-,25+/m0/s1;   InChIKey=YDDRLCGKYATUCE-UTBISNFYSA-N;   SMILES=[H][C@]12CC[C@H](C)[C@@]1([H])C[C@@]1(C)CC[C@]([H])([C@@H](C)CCCC(C)C)[C@]1([H])CC[C@@H]2C
 xref: Beilstein:2967257

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ophiobolin A term browser
Symbol Object Name Qualifiers Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Abcb1a ATP binding cassette subfamily B member 1A multiple interactions ISO ophiobolin A inhibits the reaction [ABCB1 protein results in increased uptake of Digoxin] CTD PMID:16904803 NCBI chr 4:25,357,467...25,529,941
Ensembl chr 4:25,158,362...25,442,709
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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 20072
    chemical entity 20071
      atom 20071
        nonmetal atom 19959
          carbon atom 19887
            organic molecular entity 19887
              organic fundamental parent 18667
                natural product fundamental parent 14681
                  terpenoid fundamental parent 3748
                    ophiobolane 1
                      ophiobolin A 1
                      ophiobolin C 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 20072
    subatomic particle 20071
      composite particle 20071
        hadron 20071
          baryon 20071
            nucleon 20071
              atomic nucleus 20071
                atom 20071
                  main group element atom 19971
                    main group molecular entity 19971
                      s-block molecular entity 19765
                        hydrogen molecular entity 19756
                          hydrides 19120
                            organic hydride 18667
                              organic fundamental parent 18667
                                hydrocarbon 18396
                                  terpene 13656
                                    sesterterpene 18
                                      ophiobolane 1
                                        ophiobolin A 1
                                        ophiobolin C 0
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