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细菌RNA聚合酶亚单位研究进展 被引量:3

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摘要 细菌的转录过程是一个由多种分子共同调控的复杂过程,其中RNA聚合酶(RNA polymer-ase,RNAP)是催化转录合成RNA的重要酶。作为RNAP中一个独立的亚单位,σ因子(sigma factor)在转录起始过程中起着至关重要的作用。最近的研究表明σ因子参与了转录起始的各个过程,包括启动子的定位、启动子的解链、起始RNA合成、脱离启动子等过程。由于其在细菌转录过程中的重要作用,σ因子正在成为抗菌药物研究的新靶点。本文对σ因子的结构、分类、功能以及以它为中心的调控网络的研究进行综述。
出处 《生理科学进展》 CAS CSCD 北大核心 2011年第1期47-51,共5页 Progress in Physiological Sciences
基金 国家自然科学基金资助课题(30973666)
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参考文献9

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同被引文献23

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