Rapid isolation and identification of bacteriophage T4-Encoded modifications of Escherichia coli RNA polymerase: A generic method to study Bacteriophage/Host interactions

F. Westblade Lars, Leonid Minakhin, Konstantin Kuznedelov, Alan J. Tackett, Emmanuel J. Chang, Rachel A. Mooney, Irina Vvedenskaya, Qing Jun Wang, David Fenyö, Michael P. Rout, Robert Landick, Brian T. Chait, Konstantin Severinov, Seth A. Darst

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Bacteriophages are bacterial viruses that infect bacterial cells, and they have developed ingenious mechanisms to modify the bacterial RNA polymerase. Using a rapid, specific, single-step affinity isolation procedure to purify Escherichia coli RNA polymerase from bacteriophage T4-infected cells, we have identified bacteriophage T4-dependent modifications of the host RNA polymerase. We suggest that this methodology is broadly applicable for the identification of bacteriaphage-dependent alterations of the host synthesis machinery.

Original languageEnglish
Pages (from-to)1244-1250
Number of pages7
JournalJournal of Proteome Research
Volume7
Issue number3
DOIs
StatePublished - Mar 2008

Keywords

  • Affinityisolation
  • Bacteriophage
  • Bacteriophage infection
  • Coli
  • Escherichia
  • MALDI MS
  • RNA polymerase

ASJC Scopus subject areas

  • General Chemistry
  • Biochemistry

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