The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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.
A member of the class of 2-pyranones that is 2H-pyran-2-one in which the hydrogens at positions 3, 4, 5 and 6 are replaced by methyl, hydroxy, methyl and (1E,3E,5S,6R)-6-hydroxy-3,5-dimethylocta-1,3-dienyl groups, respectively. It is a polyketide isolated from the marine actinomycete Salinispora pacifica.