Requires Mg2+. Presilphiperfolan-8beta-ol is the precursor of botrydial, a phytotoxic sesquiterpene metabolite secreted by the fungus Botryotinia fuckeliana (Botrytis cinerea), the causal agent of gray mold disease in plants.
Biosynthesis of the sesquiterpene botrydial in Botrytis cinerea. Mechanism and stereochemistry of the enzymatic formation of presilphiperfolan-8beta-ol.