Reaction: (13S,14R)-13-O-acetyl-1-hydroxy-N-methylcanadine + [reduced NADPHhemoprotein reductase] + O2 = (13S,14R)-13-O-acetyl-1,8-dihydroxy-N-methylcanadine + [oxidized NADPHhemoprotein reductase] + H2O
For diagram of reaction click here.
Other name(s): CYP82X1 (gene name)
Systematic name: (13S,14R)-13-O-acetyl-1-hydroxy-N-methylcanadine 8-hydroxylase,[reduced NADPHhemoprotein reductase]:oxygen oxidoreductase (8-hydroxylating)
Comments: This cytochrome P-450 (heme-thiolate) enzyme, characterized from the plant Papaver somniferum (opium poppy), participates in the biosynthesis of the isoquinoline alkaloid noscapine.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number:
1. Dang, T.T., Chen, X. and Facchini, P.J. Acetylation serves as a protective group in noscapine biosynthesis in opium poppy. Nat. Chem. Biol. 11 (2015) 104-106. [PMID: 25485687]
2. Li, Y. and Smolke, C.D. Engineering biosynthesis of the anticancer alkaloid noscapine in yeast. Nat Commun 7 (2016) 12137. [PMID: 27378283]
3. Li, Y., Li, S., Thodey, K., Trenchard, I., Cravens, A. and Smolke, C.D. Complete biosynthesis of noscapine and halogenated alkaloids in yeast. Proc. Natl Acad. Sci. USA 115 (2018) E3922-E3931. [PMID: 29610307]