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.
An ergostanoid that is (22E)-ergosta-7,22-diene substituted by hydroxy groups at positions 3, 5 and 6 (the 3beta,5alpha,6beta stereoisomer). It has been isolated from the fungus, Xylaria species.