Carotenoid isomerase: a tale of light and isomers

被引:56
作者
Giuliano, G
Giliberto, L
Rosati, C
机构
[1] Casaccia Res Ctr, ENEA, I-00100 Rome AD, Italy
[2] Trisaia Res Ctr, ENEA, I-75026 Rotondella, Italy
关键词
D O I
10.1016/S1360-1385(02)02329-4
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Carotenoids are terpenoid pigments containing systems of conjugated double bonds, each of which can exist in a cis or trans configuration. The existence of a carotenoid isomerase (CrtISO) mediating cis-to-trans isomerization has been suspected ever since the description of the tomato tangerine mutant in the early 1940s, whose fruits accumulate a poly-cis-isomer of lycopene. Recently, CrtISO has been cloned in Synechocystis and in plants, and has been shown to be related to bacterial carotene desaturases.
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页码:427 / 429
页数:3
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