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Cloning and expression in Escherichia coli of the TL-DNA gene 4 of Agrobacterium tumefaciens under the control of the Pr promoter of bacteriophage λ.

Biochimie, 1984
A plasmid was constructed that directs expression of the TL-DNA gene 4 protein in E. coli. The different steps of the construction were as follows: i) a region of gene 4 encoding the amino-terminal portion of the protein was fused in frame to DNA encoding an enzymatically active carboxy-terminal fragment of beta-galactosidase.
L, Sibold   +3 more
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The .sigma. subunit of RNA polymerase contacts the leading ends of transcripts 9-13 bases long on the .lambda. PR promoter but not on T7 A1

Biochemistry, 1986
The sigma subunit of RNA polymerase is responsible for specific initiation of RNA synthesis at promoter sites on DNA. sigma dissociates shortly after initiation. Photoaffinity-labeling experiments performed on transcription complexes with two different DNA promoters, which have highly homologous control sequences upstream from the transcribed regions ...
S L, Bernhard, C F, Meares
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Photochemical cross-linking analysis of protein-nucleic acid interactions in Escherichia coli transcription complexes from lambda PR′ promoter

1996
Publisher Summary This chapter describes the approaches used to characterize the transcription complex that forms on the bacteriophage λ (A) P R promoter, which is regulated by transcriptional antitermination. λ synthesizes the viral proteins N and Q, which reprogram the host RNA polymerase to allow expression of viral genes.
openaire   +2 more sources

PR — Promoting the Best

Management in Education, 1995
openaire   +1 more source

PR and advertising technologies as a mechanism for the formation and promotion of the image of tourist regions

open access: closed, 2022
Л.А. БУРНЯШЕВА   +2 more
openalex   +1 more source

Key instruments of PR promotion of a region in the domestic tourism market in Russia (based on the example of the Republic of Tatarstan)

Relações Internacionais no Mundo Atual
Contextualization: The study is devoted to the specifics of applying public relations tools in the promotion of the Republic of Tatarstan as a tourist destination. The features of PR technologies concerning the promotion of the territory are considered. Particular attention is paid to a retrospective analysis of the use of PR in managing the image of a
Gaysina, Elina   +2 more
openaire   +1 more source

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