Arunkumar Alphonse I, Pennella Mario A, Kong Xiangming, Giedroc David P
Department of Biochemistry and Biophysics, Texas A&M University, College Station, TX 77843-2128, USA.
Biomol NMR Assign. 2007 Jul;1(1):99-101. doi: 10.1007/s12104-007-9027-y. Epub 2007 Jul 17.
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-, Zn2 and a 42 kDa apo-CzrA-DNA complex are presented.
锌/钴与同二聚体CzrA结合可解除金黄色葡萄球菌中czr(钴锌抗性)操纵子转录的抑制。本文给出了脱辅基、锌离子结合形式以及一个42 kDa脱辅基CzrA - DNA复合物的基本完整的主链和立体特异性甲基基团共振归属。