KUDEROVÁ, Alena, Elizabeth NANAK, Martin TRUKSA and Břetislav BRZOBOHATÝ. Use of Rifampicin in T7 RNA Polymerase-Driven Expression of a Plant Enzyme. Rifampicin Improves Yield and Assembly. Protein Expression and Purification. San Diego, California: Academic Press, 1999, vol. 16, No 3, p. 405-409. ISSN 1046-5928.
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Basic information
Original name Use of Rifampicin in T7 RNA Polymerase-Driven Expression of a Plant Enzyme. Rifampicin Improves Yield and Assembly.
Authors KUDEROVÁ, Alena (203 Czech Republic, belonging to the institution), Elizabeth NANAK, Martin TRUKSA and Břetislav BRZOBOHATÝ (203 Czech Republic, guarantor, belonging to the institution).
Edition Protein Expression and Purification, San Diego, California, Academic Press, 1999, 1046-5928.
Other information
Original language English
Type of outcome Article in a journal
Field of Study Genetics and molecular biology
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 1.416
RIV identification code RIV/00216224:14310/99:00000965
Organization unit Faculty of Science
UT WoS 000081814900005
Keywords in English rifampicin - protein expression - T7 RNA polymerase - beta-glucosidase
Tags beta-glucosidase, protein expression, rifampicin, rifampicin - protein expression - T7 RNA polymerase - beta-glucosidase, T7 RNA polymerase
Changed by Changed by: RNDr. Alena Kuderová, CSc., učo 2515. Changed: 27/5/2013 11:48.
Abstract
Expression systems based on high selectivity and activity of T7 RNA polymerase and presence of a strong T7 promoter have been commonly used for cloning and expression of various recombinant proteins in Escherichia coli. When protein expression is not directed to periplasm, the final yield and quality of the synthesized and purified protein then depend on various factors, protein size, amino acid sequence, solubility in cytoplasm, and folding requirements among them. The yield in the T7 RNA polymerase/promoter system can be positively influenced by use of rifampicin. In this report we describe rifampicin-enhaced expression of a plant cytokinin-specific beta-glucosidase. The antibiotic not only increased the yield of the recombinant protein, which seems to be a general phenomenon, but also favored the final assembly of the protein's subunits into a catalytically active dimer form.
Abstract (in Czech)
Expresní systémy založené na vysoké selektivitě a aktivitě T7 RNA polymerázy a přítomnosti silného T7 promotoru se běžně využívají při klonování a expresi rekombinantních proteinů v Escherichia coli. V případě, že exprese není směrována do periplazmy, konečný výtěžek a kvalita syntetizovaného proteinu závisejí na velikosti a primární sekvenci proteinu, jeho rozpustnosti v cytoplazmě včetně jeho schopnosti poskládat se za daných podmínek do terciární či kvartérní struktury. V T7 RNA polymerázovém/promotorovém systému může být tento výtěžek zvýšen použitím rifampicinu a tato práce jeho užitečnost v tomto směru detailně popisuje na příkladu exprese rostlinné cytokinin-specifické betaglukozidázy. Antibiotikum nejen zvyžuje výtěžek její exprese, ale také usnadňuje konečné uspořádání proteinových podjednotek do katalyticky aktivní dimerní formy.
Links
MSM 143100008, plan (intention)Name: Genomy a jejich funkce
Investor: Ministry of Education, Youth and Sports of the CR, Genomes and their functions
VS96096, research and development projectName: Laboratoř molekulární fyziologie rostlin
Investor: Ministry of Education, Youth and Sports of the CR, Laboratory of Molecular Plant Physiology
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