| taxa-4(5),11(12)-diene synthase | <enzyme> Catalyses the cyclization of geranylgeranyl pyrophosphate to taxa-4(5),11(12)-diene, the first step to taxol biosynthesis Registry number: EC 5.- Synonym: taxadiene synthase, taxadiene cyclase (26 Jun 1999) |
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| 1-carboxy-3-chloro-4,5-dihydroxycyclohexa-2,6-diene dehydrogenase | <enzyme> Converts 1-carboxy-3-chloro-4,5-dihydroxyhexa-2,6-diene to 5-chloroprotocatechuate in the presence of NADH; genbank u18133 Registry number: EC 1.3.1.- Synonym: cbac gene product, 3-cba cis 4,5-diol dehydrogenase (26 Jun 1999) |
| 2-hydroxyhepta-2,4-diene-1,7-dioate isomerase | <enzyme> Exists as a bifunctional enzyme with 5-oxopent-3-ene-1,2,5-tricarboxylate decarboxylase (EC 4.1.1.68) in the homoprotocatechuate degradative pathway of E coli. Registry number: EC 5.3.3.- Synonym: hhdd isomerase (26 Jun 1999) |