E. coli RNA polymerase
Efficient cell-free expression with the endogenous E. Coli RNA polymerase and sigma factor 70
... In this work, the preparation of an efficient cell-free expression system that uses the endogenous E. coli RNA polymerase only with sigma factor 70 for transcription is described. Using recent ...
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Escherichia coli σ70 senses sequence and conformation of the promoter spacer region
... Core E. coli RNA polymerase was purchased from Epicenter ...NaCl. RNA polymerase holoen- zyme was reconstituted by incubating core RNA polymer- ase with equimolar amounts ...
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PCR-mediated Expression of the Human GM-CSF Gene in Escherichia coli
... Moreover RNA polymerase of bacterio- phage T7 is very selective for specific promoters that are rarely encountered in DNA unrelated to T7 ...T7 RNA polymerase elongates chains about five times ...
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Identification and Characterization of the Escherichia coli-Expressed RNA-Dependent RNA Polymerase of Bamboo Mosaic Virus
... concentration, 0.8 mM) was added to the culture when the cell density reached an optical density at 600 nm of approximately 0.8 to 1 to induce the expression of the lysogenic T7 RNA polymerase that, in ...
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Modulation of transcription elongation via the main channel of Escherichia coli RNA polymerase
... pRL706 (Gift of R. Landick) is a pTrc99c derived expression plasmid which contains the rpoB gene (Amann, Ochs et al. 1988; Severinov, Mooney et al. 1997). The total size of pRL706 is ~7.8kb. Due to the relatively large ...
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Purification of Global Regulator, Spx, and RNA Polymerase from Staphylococcus aureus for Use in In Vitro Transcription of Redox Genes
... Pamp et al. (2006) also noted important differences in the phenotype of an spx null mutant of S. aureus compared to the phenotype of an spx mutant of B. subtilis as reported by Peter Zuber’s group. Whereas inactivation ...
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Mycobacterial RNA Polymerase Requires a U Tract at Intrinsic Terminators and Is Aided by NusG at Suboptimal Terminators
... Termination enhancement by MboNusG is not caused by lineage-specific insertions or the NusG CTD.The conserved core of NusG (and Spt5 in archaea and eukaryotes) is a two-domain protein whose NusG N-terminal (NGN) domain ...
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Reversion of a Moloney murine leukemia virus RNase H mutant at a second site restores enzyme function and infectivity.
... is RNA-DNA, although retroviral RNases H have been shown to also cleave RNA-RNA duplexes (2, 3, 14) via an activity dubbed RNase H* ...DNA polymerase domain present in retroviral en- zymes is ...
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Ruan, Wenjie (2011): Evolution of two modes of intrinsic RNA polymerase transcript cleavage. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... exogenous stimulation factors. In bacteria, two factors Gre A and Gre B stimulate cleavage activity(Borukhov, et al., 1992; Borukhov, et al., 1993). The Gre family contain homologous proteins with a molecular weight of ...
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Linking System Wide Impacts of RNA Polymerase Mutations to the Fitness Cost of Rifampin Resistance in Pseudomonas aeruginosa
... Previous work in E. coli strongly supports the idea that the expression levels of essential genes are under stabilizing selection (34). If this is the case, both increases and decreases in the expres- sion ...
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Investigations on (i) Chromosomal Ribonucleic Acid of Ascites Tumour, (ii) RNA Polymerase of E Coli
... INVESTIGATIONS ON (i) CHROMOSOMAL RIBONUCLEIC ACID OF ASCITES TUMOUR, (ii) RNA POLYMERASE OF E COLI Thesis by David John McConnell In partial fulfillment of the requirements for the degree of Doctor o[.] ...
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Biochemical characterization of the fidelity of poliovirus RNA dependent RNA polymerase
... of RNA viruses ...to RNA sequence variation are ...tautomerization, RNA editing and ...enzyme RNA complex in the presence of incorrect base may suggest that recombination is induced by ...
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Glucose uptake regulation in E. coli by the small RNA SgrS: comparative analysis of E. coli K-12 (JM109 and MG1655) and E. coli B (BL21)
... in E. coli B (BL21) and E. coli K-12 (MG1655 and JM109) are shown in Figure 3 and ...pattern: E. coli B (BL21) grew more than E. coli K -12 (MG1655 and JM109), ...
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Association of the Influenza A Virus RNA-Dependent RNA Polymerase with Cellular RNA Polymerase II
... influenza RNA polymerase were performed as described previously ...virus polymerase copurified with TAP-CTD was used to transcribe a short (14-nucleotide) viral RNA template in the presence of ...
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Schliebner, Ivo (2008): Identifizierung und Charakterisierung von Chloroplastidären Proteinkinasen mit dem Schwerpunkt auf der PPPK10. Dissertation, LMU München: Fakultät für Biologie
... waren nun in der Insertionsmutante größere Transkriptmengen der ATPase‐Untereinheiten A, B,E, F und H zu detektieren. Wie aus Abbildung 7‐16C und D deutlich wird, ließ sich diese Zunahme des Verhältnisses der ...
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Modification of RNA polymerase from Escherichia coli by pre-early gene products of bacteriophage T5.
... Early genes 958 Downloaded from http://jvi.asm.org/ on November 10, 2019 by guest RNA polymerase from cells of Escherichia coli infected with T5 were recovered as a complex with two pre-[r] ...
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Czeko, Elmar (2011): Iwr1 directs RNA polymerase II nuclear import. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... correlation. Calculating a difference density map between the Pol II-‐Iwr1 reconstruction and the complete Pol II crystal structure (Armache et al, 2005b) resulted in two significant positive densities (Figure 8A). One ...
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Poliovirus RNA-dependent RNA polymerase and host cell protein synthesize product RNA twice the size of poliovirion RNA in vitro.
... The largest product RNA synthesized by the fraction V polymerase plus host factor or by the fraction III polymerase was twice the size of the poliovirion RNA template.. Dimer-sized produ[r] ...
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Zinc Salts Block Hepatitis E Virus Replication by Inhibiting the Activity of Viral RNA-Dependent RNA Polymerase
... Plasmids, viral RNA, cell culture, transfection and salt treatment. The pSK-HEV2 (GenBank accession no. AF444002.1) (g-1 HEV) and pSK P6-Luc (GenBank accession no. JQ679013.1) (g-3 HEV) plasmids containing cDNA of ...
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Improving E. coli growth performance by manipulating small RNA expression
... of E. coli under acidic conditions Exposure to low pH is a common stress condition during ...E. coli growth in media supplemented with glucose can affect the bacterial growth rate and protein ...
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