IUBMB Enzyme Nomenclature


Accepted name: (3S)-(+)-asterisca-2(9),6-diene synthase

Reaction: (2E,6E)-farnesyl diphosphate = (3S)-(+)-asterisca-2(9),6-diene + diphosphate

For diagram of reaction click here

Glossary: (3S)-(+)-asterisca-2(9),6-diene = (4S,7Z)-2,2,4,7-tetramethyl-2,3,4,5,6,9-hexahydro-1H-cyclopenta[8]annulene

Other name(s): TPS2 (gene name)

Systematic name: (2E,6E)-farnesyl-diphosphate diphosphate-lyase [cyclizing, (3S)-(+)-asterisca-2(9),6-diene-forming]

Comments: The sequiterpene (3S)-(+)-asterisca-2(9),6-diene has been shown to be synthezised in the slime-mould Dictyostelium discoideum. The enzyme is specific for (2E,6E)-farnesyl diphosphate.

Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number:


1. Chen, X., Kollner, T.G., Jia, Q., Norris, A., Santhanam, B., Rabe, P., Dickschat, J.S., Shaulsky, G., Gershenzon, J. and Chen, F. Terpene synthase genes in eukaryotes beyond plants and fungi: occurrence in social amoebae. Proc. Natl Acad. Sci. USA 113 (2016) 12132-12137. [PMID: 27790999]

2. Rabe, P., Rinkel, J., Nubbemeyer, B., Kollner, T.G., Chen, F. and Dickschat, J.S. Terpene cyclases from social Amoebae. Angew. Chem. Int. Ed. Engl. 55 (2016) 15420-15423. [PMID: 27862766]

[EC created 2017]

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