rdf:type |
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lifeskim:mentions |
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pubmed:issue |
1
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pubmed:dateCreated |
1992-4-3
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pubmed:abstractText |
The solubilized surface protein of the Gram-negative bacterium Comamonas acidovorans was reconstituted on lipid vesicles by means of controlled dialysis. To this end, a multichamber dialysis apparatus was built which allows one to control the temperature and the dialysis rate, to apply various temperatures or buffer systems and sample conditions in a single experiment, and to monitor the turbidity of the sample by means of light scattering. The reconstitution conditions were optimized such that the surface protein formed two-dimensional crystals suitable for electron crystallography. The recrystallized surface protein arrays gave a resolution of approximately 1.3 nm in projection after correlation averaging of negatively stained preparations. The surface protein assembled into partially self-contained two-dimensional crystals which possess a strong shape-determining effect and formed cylinders and various cone-shaped vesicles. The development of the various vesicle forms is described in a model.
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pubmed:commentsCorrections |
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pubmed:language |
eng
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pubmed:journal |
|
pubmed:citationSubset |
IM
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pubmed:chemical |
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pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0006-3495
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pubmed:author |
|
pubmed:issnType |
Print
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pubmed:volume |
61
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
172-88
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pubmed:dateRevised |
2010-9-7
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pubmed:meshHeading |
pubmed-meshheading:1540688-Bacterial Outer Membrane Proteins,
pubmed-meshheading:1540688-Crystallization,
pubmed-meshheading:1540688-Dimyristoylphosphatidylcholine,
pubmed-meshheading:1540688-Light,
pubmed-meshheading:1540688-Liposomes,
pubmed-meshheading:1540688-Microscopy, Electron,
pubmed-meshheading:1540688-Models, Structural,
pubmed-meshheading:1540688-Protein Conformation,
pubmed-meshheading:1540688-Pseudomonas,
pubmed-meshheading:1540688-Scattering, Radiation,
pubmed-meshheading:1540688-Thermodynamics
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pubmed:year |
1992
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pubmed:articleTitle |
Two-dimensional crystallization of a bacterial surface protein on lipid vesicles under controlled conditions.
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pubmed:affiliation |
Max-Planck-Institut für Biochemie, Martinsried, Germany.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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