:(+)-cubenene synthase

{{Short description|Class of enzymes}}

{{Infobox enzyme

| Name = (+)-cubenene synthase

| EC_number = 4.2.3.63

| CAS_number =

| GO_code =

| image =

| width =

| caption =

}}

(+)-Cubenene synthase (EC 4.2.3.63) is an enzyme with systematic name (2E,6E)-farnesyl-diphosphate diphosphate-lyase ((+)-cubenene-forming).{{cite journal | title = Bioynthesis of (+)-cubenene and (+)-epicubenol by cell-free extracts of cultured cells of Heteroscyphus planus and cyclization of [²H]farnesyl diphosphates | vauthors = Nabeta K, Kigure K, Fujita M, Nagoya T, Ishikawa T, Okuyama H, Takasawa T | journal = J. Chem. Soc., Perkin Trans. 1 |year = 1995 | issue = 15 |pages = 1935–1939 | doi = 10.1039/P19950001935 }}{{cite journal | title = In vitro biosynthesis of cadinanes by cell-free extracts of cultured cells of Heteroscyphus planus | vauthors = Nabeta K, Fujita M, Komuro K, Katayama K, Takasawa T |journal = J. Chem. Soc., Perkin Trans. 1 |year = 1997 | issue = 14 |pages = 2065–2070 | doi = 10.1039/A701145H }} This enzyme catalyses the following chemical reaction

: (2E,6E)-farnesyl diphosphate $\backslash rightleftharpoons$ (+)-cubenene + diphosphate

This enzyme requires presence of Mg²⁺.