Crystal structure of YfiR, an unusual TetR/CamR-type putative transcriptional regulator from Bacillus subtilis

2006 ◽  
Vol 65 (1) ◽  
pp. 255-257 ◽  
Author(s):  
Shyamala S. Rajan ◽  
Xiaojing Yang ◽  
Ludmilla Shuvalova ◽  
Frank Collart ◽  
Wayne F. Anderson
2001 ◽  
Vol 306 (4) ◽  
pp. 759-771 ◽  
Author(s):  
Valérie M.-A Ducros ◽  
Richard J Lewis ◽  
Chandra S Verma ◽  
Eleanor J Dodson ◽  
Gordon Leonard ◽  
...  

2006 ◽  
Vol 63 (4) ◽  
pp. 1087-1091 ◽  
Author(s):  
Jayaraman Seetharaman ◽  
Desigan Kumaran ◽  
Jeffrey B. Bonanno ◽  
Stephen K. Burley ◽  
Subramanyam Swaminathan

2019 ◽  
Vol 64 (7) ◽  
pp. 1126-1133 ◽  
Author(s):  
A. Nayab ◽  
S. A. Moududee ◽  
Y. Shi ◽  
Y. Jiang ◽  
Q. Gong

2004 ◽  
Vol 279 (34) ◽  
pp. 35479-35485 ◽  
Author(s):  
Shwu-Huey Liaw ◽  
Yu-Jui Chang ◽  
Cheng-Tsung Lai ◽  
Hui-Chuan Chang ◽  
Gu-Gang Chang

Author(s):  
Qing He ◽  
Kang Wang ◽  
Tiantian Su ◽  
Feng Wang ◽  
Lichuan Gu ◽  
...  

VqsR is a quorum-sensing (QS) transcriptional regulator which controls QS systems (las,rhlandpqs) by directly downregulating the expression ofqscRinPseudomonas aeruginosa. As a member of the LuxR family of proteins, VqsR shares the common motif of a helix–turn–helix (HTH)-type DNA-binding domain at the C-terminus, while the function of its N-terminal domain remains obscure. Here, the crystal structure of the N-terminal domain of VqsR (VqsR-N; residues 1–193) was determined at a resolution of 2.1 Å. The structure is folded into a regular α–β–α sandwich topology, which is similar to the ligand-binding domain (LBD) of the LuxR-type QS receptors. Although their sequence similarity is very low, structural comparison reveals that VqsR-N has a conserved enclosed cavity which could recognize acyl-homoserine lactones (AHLs) as in other LuxR-type AHL receptors. The structure suggests that VqsR could be a potential AHL receptor.


2018 ◽  
Vol 42 (10) ◽  
pp. 512-514
Author(s):  
Rui-bo Xu ◽  
Xiao-tian Yang ◽  
Hai-nan Li ◽  
Peng-cheng Zhao ◽  
Jiao-jiao Li ◽  
...  

Two new bis-Schiff bases containing a piperazine ring, N,N‘-bis(4-chlorobenzylidene)- and N,N‘-bis(4-cyanobenzylidene)-1,4-bis(3-aminopropyl)piperazine, were prepared by the reaction of N,N‘-bis(3-aminopropyl)piperazine with 4-chloro- and 4-cyanobenzaldehyde, respectively. The dichloro compound was fully identified by X-ray crystallography and it exhibited good antibacterial activity against Escherichia coli, Staphylococcus aureus and Bacillus subtilis.


2011 ◽  
Vol 40 (4) ◽  
pp. 1856-1867 ◽  
Author(s):  
Tatsuhiko Someya ◽  
Seiki Baba ◽  
Mai Fujimoto ◽  
Gota Kawai ◽  
Takashi Kumasaka ◽  
...  

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