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PspA can form large scaffolds in Escherichia coli.

Standar, Kerstin
Mehner, Denise
Osadnik, Hendrik
Berthelmann, Felix
Hause, Gerd
Lünsdorf, Heinrich
Brüser, Thomas
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2008-10-29
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The phage shock protein A (PspA) of Escherichia coli stabilizes the cytoplasmic membrane under stress conditions. Here we demonstrate that PspA can form hollow spherical or prolate spheroidal particles of about 30-40nm diameter with a scaffold-like arrangement of protein subunits at the surface. The 'PspA-scaffold' is the basic structure that is common to all particles. The PspA-scaffold may be of fundamental importance, as it could allow PspA to stabilize the integrity of membranes through numerous contact points over a large surface area.
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PspA can form large scaffolds in Escherichia coli. 2008, 582 (25-26):3585-9 FEBS Lett.
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en
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0014-5793
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