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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1992-6-2
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pubmed:abstractText |
Antisera against a synthetic tetradecameric peptide with the sequence DLIQEGNIGLMKAV, which is present in region 2.2 of both sigma 70 and sigma 32 subunits of Escherichia coli RNA polymerase, cross-reacted with more than 10 E. coli proteins including these two sigma subunits. Four major species of these cross-reacting proteins (SCRPs) were purified. N-Terminal amino acid sequence analysis revealed that one of them (SCRP-27A) was an as yet unidentified protein while the other three (SCRP-34, SCRP-27B and SCRP-23) were thioredoxin reductase, ribosomal protein S2, and alkyl hydroperoxide reductase, respectively. Immunological competition experiments with various fragments of this sigma region 2.2 peptide indicated that the anti-sigma peptide serum contained at least three different species of antibodies. All the four SCRPs analyzed here reacted with an antibody against a C-terminus-proximal epitope.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Antibodies,
http://linkedlifedata.com/resource/pubmed/chemical/Bacterial Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/DNA-Directed RNA Polymerases,
http://linkedlifedata.com/resource/pubmed/chemical/Macromolecular Substances,
http://linkedlifedata.com/resource/pubmed/chemical/Oligopeptides
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
30
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pubmed:volume |
184
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
634-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1575737-Amino Acid Sequence,
pubmed-meshheading:1575737-Antibodies,
pubmed-meshheading:1575737-Bacterial Proteins,
pubmed-meshheading:1575737-Blotting, Western,
pubmed-meshheading:1575737-Cross Reactions,
pubmed-meshheading:1575737-DNA-Directed RNA Polymerases,
pubmed-meshheading:1575737-Escherichia coli,
pubmed-meshheading:1575737-Macromolecular Substances,
pubmed-meshheading:1575737-Molecular Sequence Data,
pubmed-meshheading:1575737-Oligopeptides,
pubmed-meshheading:1575737-Sequence Homology, Nucleic Acid
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pubmed:year |
1992
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pubmed:articleTitle |
Identification of Escherichia coli proteins cross-reacting with antibodies against region 2.2 peptide of RNA polymerase sigma subunit.
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pubmed:affiliation |
Department of Molecular Genetics, National Institute of Genetics, Shizuoka, Japan.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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