:Botryococcene synthase

{{Short description|Class of enzymes}}

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{{Infobox enzyme

| Name = Botryococcene synthase

| EC_number = 1.3.1.97

| CAS_number =

| GO_code =

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Botryococcene synthase ({{EC number|1.3.1.97}}, SSL-3 (gene)) is an enzyme with systematic name C₃₀ botryococcene:NADP⁺ oxidoreductase.{{cite journal | vauthors = Niehaus TD, Okada S, Devarenne TP, Watt DS, Sviripa V, Chappell J | title = Identification of unique mechanisms for triterpene biosynthesis in Botryococcus braunii | journal = Proceedings of the National Academy of Sciences of the United States of America | volume = 108 | issue = 30 | pages = 12260–5 | date = July 2011 | pmid = 21746901 | pmc = 3145686 | doi = 10.1073/pnas.1106222108 | bibcode = 2011PNAS..10812260N | doi-access = free }} This enzyme catalyses the following chemical reaction

: C₃₀ botryococcene + NADP⁺ + diphosphate $\backslash rightleftharpoons$ presqualene diphosphate + NADPH + H⁺

This enzyme is isolated from the green alga Botryococcus braunii BOT22.