scholarly journals Biophysical Characterization of the Type III Secretion Tip Proteins and the Tip Proteins Attached to Bacterium-Like Particles

2015 ◽  
Vol 104 (2) ◽  
pp. 424-432 ◽  
Author(s):  
Shyamal P. Choudhari ◽  
Xiaotong Chen ◽  
Jae Hyun Kim ◽  
Maarten L. Van Roosmalen ◽  
Jamie C. Greenwood ◽  
...  
2015 ◽  
Vol 104 (12) ◽  
pp. 4065-4073 ◽  
Author(s):  
Xiaotong Chen ◽  
Shyamal P. Choudhari ◽  
Prashant Kumar ◽  
Ronald T. Toth ◽  
Jae Hyun Kim ◽  
...  

2006 ◽  
Vol 188 (10) ◽  
pp. 3525-3534 ◽  
Author(s):  
Bill Blaylock ◽  
Kelly E. Riordan ◽  
Dominique M. Missiakas ◽  
Olaf Schneewind

ABSTRACT Type III secretion is a mechanism used by a broad range of gram-negative bacteria to neutralize eukaryotic defenses by enabling translocation of bacterial proteins directly into the cytoplasm of host cells. The bacterial energy source for secretion is ATP, which is consumed by an ATPase that couples ATP hydrolysis to the unfolding of secreted proteins and the dissociation of their chaperones just prior to secretion. By studying the biochemical properties of YscN and YscL of Yersinia enterocolitica, we have characterized them as the ATPase and ATPase regulator, respectively, of the type III secretion system of this organism. In vivo, YscL and YscN interact with each other, and the overexpression of glutathione S-transferase-YscL abolishes secretion and down-regulates the expression of secretion apparatus components.


Burns ◽  
2012 ◽  
Vol 38 (8) ◽  
pp. 1192-1197 ◽  
Author(s):  
Fereshteh Jabalameli ◽  
Akbar Mirsalehian ◽  
Babak Khoramian ◽  
Marzieh Aligholi ◽  
Seyed Sajjad Khoramrooz ◽  
...  

2010 ◽  
Vol 6 (2) ◽  
pp. e1000751 ◽  
Author(s):  
Colin A. Cooper ◽  
Kun Zhang ◽  
Sara N. Andres ◽  
Yuan Fang ◽  
Natalia A. Kaniuk ◽  
...  

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