Biology:Amorpha-4,11-diene 12-monooxygenase

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Short description: Class of enzymes
Amorpha-4,11-diene 12-monooxygenase
Identifiers
EC number1.14.14.114
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Amorpha-4,11-diene 12-monooxygenase (EC 1.14.14.114, CYP71AV1) is an enzyme with systematic name amorpha-4,11-diene,NADPH:oxygen oxidoreductase (12-hydroxylating).[1] This enzyme catalyses the following overall chemical reaction

  1. REDIRECT Template:Chemical reaction
Artemisinin

The reaction proceeds in three oxidations, each catalysed by the enzyme, which is a cytochrome P450 protein containing heme, isolated from Artemisia annua. It requires a partner cytochrome P450 reductase for functional expression. This uses nicotinamide adenine dinucleotide phosphate.[1][2] The product is used by the plant in the biosynthesis of artemisinin.[3]

References

  1. 1.0 1.1 "Artemisia annua L. (Asteraceae) trichome-specific cDNAs reveal CYP71AV1, a cytochrome P450 with a key role in the biosynthesis of the antimalarial sesquiterpene lactone artemisinin". FEBS Letters 580 (5): 1411–6. February 2006. doi:10.1016/j.febslet.2006.01.065. PMID 16458889. Bibcode2006FEBSL.580.1411T. 
  2. Enzyme 1.14.14.114 at KEGG Pathway Database.
  3. "From Plant to Yeast-Advances in Biosynthesis of Artemisinin". Molecules 27 (20): 6888. October 2022. doi:10.3390/molecules27206888. PMID 36296479.