4.2.3.36: terpentetriene synthase
This is an abbreviated version!
For detailed information about terpentetriene synthase, go to the full flat file.
Reaction
Synonyms
Cyc2, diterpene cyclase-2
ECTree
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Metals Ions
Metals Ions on EC 4.2.3.36 - terpentetriene synthase
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Co2+
-
1 mM, 3% of the activity with Mg2+, substrate: terpentedienyl diphosphate
Fe2+
-
1 mM, 5% of the activity with Mg2+, substrate: terpentedienyl diphosphate
Mg2+
Mn2+
-
1 mM, 37% of the activity with Mg2+, substrate: terpentedienyl diphosphate
Mg2+
the divalent metal ion is essential for the enzyme activities of all diterpene cyclases including the dephosphorylating CYC2 enzyme. Therefore, the CYC2 catalyzes Type A-like reaction, that is, the diphosphate-removal reaction followed by the formation of allylic carbocation