Mutational Analysis of Escherichia coli Heat Shock Transcription Factor Sigma 32 Reveals Similarities with Sigma 70 in Recognition of the −35 Promoter Element and Differences in Promoter DNA Melting and −10 Recognition

Eitemau Tebyg

• Substitution of a Highly Conserved Histidine in the Escherichia coli Heat Shock Transcription Factor, σ(32), Affects Promoter Utilization In Vitro and Leads to Overexpression of the Biofilm-Associated Flu Protein In Vivo
  gan: Kourennaia, Olga V., et al.
  Cyhoeddwyd: (2007)
• Sigma 32-Dependent Promoter Activity In Vivo: Sequence Determinants of the groE Promoter
  gan: Wang, Yang, et al.
  Cyhoeddwyd: (2003)
• Reduced capacity of alternative σs to melt promoters ensures stringent promoter recognition
  gan: Koo, Byoung-Mo, et al.
  Cyhoeddwyd: (2009)
• Threonine 429 of E. coli σ(70) is a key participant in promoter DNA melting by RNA polymerase
  gan: Schroeder, Lisa A., et al.
  Cyhoeddwyd: (2007)
• The −11A of promoter DNA and two conserved amino acids in the melting region of σ(70) both directly affect the rate limiting step in formation of the stable RNA polymerase-promoter complex, but they do not necessarily interact
  gan: Schroeder, Lisa A., et al.
  Cyhoeddwyd: (2007)