rdf:type |
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lifeskim:mentions |
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pubmed:issue |
1
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pubmed:dateCreated |
1999-10-21
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pubmed:abstractText |
Two different yeast two hybrid systems were used to examine interaction between the partition proteins SopA and SopB of F plasmid as well as their self association. In one system, the yeast Gal4 protein DNA binding domain (Gal4-BD) is fused to the N-terminus of the bait protein, and the Gal4 activation domain (Gal4-AD) is fused to the N-terminus of the target protein (1). In the other system, the target hybrid remains unchanged but E. coli LexA protein (LexA) is fused to the C-terminus of the bait protein (2). It is found that C-terminus part of SopB is involved in interaction with itself, as an N-terminal truncation of SopB, SopB-(120-323) remains capable of self association. For interaction between SopA, deletion of the N-terminal part weakens but does not abolish the interaction. Interaction between SopB and SopA protein was also detected, but only by the use of the second system. Full length SopB [SopB-(1-323)] or SopB-(1-180) lacking the C-terminal region beyond amino acid 180 can interact with full-length SopA-(1-383) protein.
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pubmed:language |
eng
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pubmed:journal |
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pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Bacterial Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Escherichia coli Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/LexA protein, Bacteria,
http://linkedlifedata.com/resource/pubmed/chemical/Peptide Fragments,
http://linkedlifedata.com/resource/pubmed/chemical/Recombinant Fusion Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Serine Endopeptidases,
http://linkedlifedata.com/resource/pubmed/chemical/SopA protein, Bacteria,
http://linkedlifedata.com/resource/pubmed/chemical/SopB protein, Bacteria,
http://linkedlifedata.com/resource/pubmed/chemical/SopB protein, E coli
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0006-291X
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pubmed:author |
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pubmed:copyrightInfo |
Copyright 1999 Academic Press.
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pubmed:issnType |
Print
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pubmed:day |
16
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pubmed:volume |
263
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
113-7
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:10486262-Bacterial Proteins,
pubmed-meshheading:10486262-Escherichia coli,
pubmed-meshheading:10486262-Escherichia coli Proteins,
pubmed-meshheading:10486262-Genes, Bacterial,
pubmed-meshheading:10486262-Genes, Reporter,
pubmed-meshheading:10486262-Hybridization, Genetic,
pubmed-meshheading:10486262-Lac Operon,
pubmed-meshheading:10486262-Peptide Fragments,
pubmed-meshheading:10486262-Plasmids,
pubmed-meshheading:10486262-Recombinant Fusion Proteins,
pubmed-meshheading:10486262-Saccharomyces cerevisiae,
pubmed-meshheading:10486262-Serine Endopeptidases
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pubmed:year |
1999
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pubmed:articleTitle |
Interaction between F plasmid partition proteins SopA and SopB.
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pubmed:affiliation |
Department of Molecular and Cellular Biology, Harvard University, 7 Divinity Avenue, Cambridge, Massachusetts 02138, USA. skkim@jcwang.harvard.edu
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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