Resonance assignments of the metal sensor CzrA in the apo-, Zn2- and DNA-bound (42 kDa) states

被引:12
作者
Arunkumar, Alphonse I. [2 ]
Pennella, Mario A. [2 ]
Kong, Xiangming [2 ]
Giedroc, David P. [1 ,2 ]
机构
[1] Indiana Univ, Dept Chem, Bloomington, IN 47405 USA
[2] Texas A&M Univ, Dept Biochem & Biophys, College Stn, TX 77843 USA
关键词
metal sensor; czr O/P; transcriptional repressor; winged helix; DNA binding; allosteric regulation;
D O I
10.1007/s12104-007-9027-y
中图分类号
Q6 [生物物理学];
学科分类号
071011 ;
摘要
Zn/Co binding to homodimeric CzrA de-represses transcription of the czr (cobalt zinc resistance) operon in Staphylococcus aureus. Essentially complete backbone and stereospecific methyl group resonance assignments for apo-, Zn(2) and a 42 kDa apo- CzrA-DNA complex are presented.
引用
收藏
页码:99 / 101
页数:3
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