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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:67188 term browser browse the term
Definition:A carotenoid having the structure of beta-carotene but with a cis double bond at the 9,10-position.
Synonyms:exact_synonym: 9-cis-beta,beta-carotene
 related_synonym: (9Z)-beta-carotene;   Formula=C40H56;   InChI=1S/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-22,25-28H,15-16,23-24,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21-,34-22+;   InChIKey=OENHQHLEOONYIE-BVZAMQQESA-N;   SMILES=CC(/C=C/C=C(C)\\C=C\\C1=C(C)CCCC1(C)C)=C\\C=C\\C=C(C)\\C=C\\C=C(C)\\C=C\\C1=C(C)CCCC1(C)C;   neo-beta-carotene U
 xref: KEGG:C20484;   MetaCyc:CPD-14646;   PMID:11779551;   PMID:15607227;   PMID:16356710;   PMID:18052099;   PMID:19053383;   PMID:19562494;   PMID:19955196;   PMID:20359248;   PMID:22422982;   PMID:29666392;   PMID:7666004;   PMID:7762525;   PMID:7769976;   PMID:8053676;   PMID:8694017

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  CHEBI ontology 19853
    role 19804
      biological role 19804
        biophysical role 12649
          biological pigment 1050
            9-cis-beta-carotene 0
Path 2
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  CHEBI ontology 19853
    subatomic particle 19851
      composite particle 19851
        hadron 19851
          baryon 19851
            nucleon 19851
              atomic nucleus 19851
                atom 19851
                  main group element atom 19744
                    main group molecular entity 19744
                      s-block molecular entity 19491
                        hydrogen molecular entity 19483
                          hydrides 18748
                            organic hydride 18302
                              organic fundamental parent 18302
                                hydrocarbon 18030
                                  terpene 10277
                                    tetraterpene 440
                                      carotene 440
                                        carotenoid 440
                                          9-cis-beta-carotene 0
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