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(S)-limonene 6-monooxygenase
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Class of enzymes
(S)-limonene 6-monooxygenase 1.14.14.51 138066-93-0 0018675
(S)-limonene 6-monooxygenase (1.14.14.51) is an enzyme that catalyzes the chemical reaction
50% Q27089405 (S)-limonene
+ NADPH + H+
O2 H2O
Q27089409 (−)-trans-carveol
+ NADP+
The four substrates of this enzyme are (−)-(S)-limonene, reduced nicotinamide adenine dinucleotide phosphate (NADPH), oxygen and a proton. Its products are (−)-trans-carveol, oxidised NADP+, and water.1.14.14.51Karp F, Mihaliak CA, Harris JL, Croteau R 1990 Monoterpene biosynthesis: specificity of the hydroxylations of (−)-limonene by enzyme preparations from peppermint (Mentha piperita), spearmint (Mentha spicata), and perilla (Perilla frutescens) leaves Arch. Biochem. Biophys. 276 219–26 2297225 10.1016/0003-9861(90)90029-X 1
This enzyme is a cytochrome P450 protein containing heme. This oxidoreductase, which uses molecular oxygen as oxidant is in a group with systematic name (S)-limonene,NADPH:oxygen oxidoreductase (6-hydroxylating). Other names in common use include (−)-limonene 6-hydroxylase, (−)-limonene 6-monooxygenase, and (−)-limonene,NADPH:oxygen oxidoreductase (6-hydroxylating). It is part of the biosynthetic pathway that leads to (−)-carvone, a compound giving spearmint its aroma.
See also
CYP2C19
(R)-limonene 6-monooxygenase which converts the opposite enantiomer of limonene to (+)-trans-carveol
References
Biology no
Category:EC 1.14.14
Category:NADPH-dependent enzymes
Category:Heme enzymes
Category:Enzymes of unknown structure