Carotene epsilon-monooxygenase

Carotene epsilon-monooxygenase (EC 1.14.99.45, CYP97C1, LUT1) is an enzyme with systematic name alpha-carotene:oxygen oxidoreductase (3-hydroxylating).[1][2] This enzyme catalyses the following chemical reaction

alpha-carotene + O2 + AH2 alpha-cryptoxanthin + A + H2O
Carotene epsilon-monooxygenase
Identifiers
EC number1.14.99.45
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Carotene epsilon-monooxygenase is a heme-thiolate protein (P450)..

References

  1. Pogson B, McDonald KA, Truong M, Britton G, DellaPenna D (September 1996). "Arabidopsis carotenoid mutants demonstrate that lutein is not essential for photosynthesis in higher plants". The Plant Cell. 8 (9): 1627–39. doi:10.1105/tpc.8.9.1627. PMC 161303. PMID 8837513.
  2. Tian L, Musetti V, Kim J, Magallanes-Lundback M, DellaPenna D (January 2004). "The Arabidopsis LUT1 locus encodes a member of the cytochrome p450 family that is required for carotenoid epsilon-ring hydroxylation activity". Proceedings of the National Academy of Sciences of the United States of America. 101 (1): 402–7. doi:10.1073/pnas.2237237100. PMC 314197. PMID 14709673.
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