Genes controlling circadian rhythm are widely distributed in cyanobacteria

被引:33
作者
Lorne, J [1 ]
Scheffer, J [1 ]
Lee, A [1 ]
Painter, M [1 ]
Miao, VPW [1 ]
机构
[1] TerraGen Discovery Inc, Vancouver, BC V6T 1Z3, Canada
关键词
kaiABC; cyanobacterial clock gene; circadian rhythm;
D O I
10.1111/j.1574-6968.2000.tb09218.x
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The kaiABC gene cluster is important for maintaining circadian rhythms in the cyanobacterium Synechococcus PCC 7942. An extensive PCR-based survey of phylogenetically diverse cyanobacteria was conducted using degenerate primers designed to identify the presence of the kaiC gene. Hybridization and sequence analyses showed that the observed amplification products had a high degree of similarity to kaiC. Forty cyanobacterial strains possessed kaiC related sequences, suggesting that a clock system is universal among cyanobacteria. (C) 2000 Federation of European Microbiological Societies. Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:129 / 133
页数:5
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