Enantioselective epoxidation of linolenic acid catalysed by cytochrome P450BM3 from Bacillus megaterium
Author(s) -
Ayhan Çelik,
Davide Sperandio,
Robert Speight,
Nicholas J. Turner
Publication year - 2005
Publication title -
organic and biomolecular chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.923
H-Index - 146
eISSN - 1477-0539
pISSN - 1477-0520
DOI - 10.1039/b506155e
Subject(s) - bacillus megaterium , chemistry , enantioselective synthesis , selectivity , catalysis , cytochrome , organic chemistry , stereochemistry , enzyme , bacteria , genetics , biology
Cytochrome P450(BM3), from Bacillus megaterium, catalyses the epoxidation of linolenic acid yielding 15,16-epoxyoctadeca-9,12-dienoic acid with complete regio- and moderate enantio-selectivity (60% ee). The absolute configuration of the product is tentatively assigned as 15(R),16(S)-. The Michaelis-Menten parameters kcat and Km for the reaction were determined to be 3126 +/- 226 min(-1) and 24 +/- 6 microM respectively.
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