IDENTIFICATION OF THE TOCOPHEROL-CYCLASE IN THE BLUE-GREEN-ALGAE ANABAENA-VARIABILIS KUTZING (CYANOBACTERIA)

被引:36
作者
STOCKER, A
RUTTIMANN, A
WOGGON, WD
机构
[1] UNIV ZURICH,INST ORGAN CHEM,WINTERTHURERSTR 190,CH-8057 ZURICH,SWITZERLAND
[2] F HOFFMANN LA ROCHE & CO LTD,VITAMIN RES & TECHNOL DEV,CH-4002 BASEL,SWITZERLAND
关键词
D O I
10.1002/hlca.19930760429
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Incubation of Spheroplasts of Anabaena variabilis (Cyanobacteria) with 22 the 2,6-O-dimethyl-beta-cyclodextrin complex of 2,3-dimethyl-5-phytylhydroquinone (11), revealed the presence of a hitherto unknown enzyme which catalyzes the cyclization of the substrate 11 to give enantiomerically pure gamma-tocopherol (3) in greater-than-or-equal-to 93 % yield.
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页码:1729 / 1738
页数:10
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