Enzymes [BR:dnx01000]
2. Transferases
2.5 Transferring alkyl or aryl groups, other than methyl groups
2.5.1 Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)
2.5.1.32 15-cis-phytoene synthase
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5. Isomerases
5.5 Intramolecular lyases
5.5.1 Intramolecular lyases (only sub-subclass identified to date)
5.5.1.19 lycopene beta-cyclase
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