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ENZYME

ENZYME entry: EC 5.5.1.24

Accepted Name
tocopherol cyclase
Reaction catalysed
  • delta-tocopherol <=> 2-methyl-6-phytyl-1,4-benzene-1,4-diol
  • gamma-tocopherol <=> 2,3-dimethyl-6-phytylbenzene-1,4-diol
  • delta-tocotrienol <=> 6-geranylgeranyl-2-methylbenzene-1,4-diol
  • gamma-tocotrienol <=> 6-geranylgeranyl-2,3-dimethylbenzene-1,4-diol
Comment(s)
  • The enzyme has been described from plants and cyanobacteria.
  • It has similar activity with all four listed benzoquinol substrates.
  • Involved in the biosynthesis of vitamin E tocopherols and tocotrienols.
Cross-references
BRENDA5.5.1.24
EC2PDB5.5.1.24
ExplorEnz5.5.1.24
PRIAM enzyme-specific profiles5.5.1.24
KEGG Ligand Database for Enzyme Nomenclature5.5.1.24
IUBMB Enzyme Nomenclature5.5.1.24
IntEnz5.5.1.24
MEDLINEFind literature relating to 5.5.1.24
MetaCyc5.5.1.24
Rhea expert-curated reactions5.5.1.24
UniProtKB/Swiss-Prot
Q94FY7, TOCC_ARATHQ94FY8, TOCC_MAIZE

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