Regulation of virulence gene expression

Por Thomas, Mark S, Wigneshweraraj, Sivaramesh
Publicado no Virulence (2015)

In vitro roles of invariant helix–turn–helix motif residue R383 in σ(54) (σ(N))

Por Wigneshweraraj, Siva R., Ishihama, Akira, Buck, Martin
Publicado em 2001

Correlating protein footprinting with mutational analysis in the bacterial transcription factor σ(54) (σ(N))

Por Wigneshweraraj, Siva R., Casaz, Paul, Buck, Martin
Publicado em 2002

Interactions of regulated and deregulated forms of the σ(54) holoenzyme with heteroduplex promoter DNA

Por Cannon, Wendy, Wigneshweraraj, Siva R., Buck, Martin
Publicado em 2002

New insights into the adaptive transcriptional response to nitrogen starvation in Escherichia coli

Por Switzer, Amy, Brown, Daniel R., Wigneshweraraj, Sivaramesh
Publicado no Biochem Soc Trans (2018)

Transcriptional downregulation of agr expression in Staphylococcus aureus during growth in human serum can be overcome by constitutively active mutant forms of the sensor kinase Ag...

Por James, Ellen H, Edwards, Andrew M, Wigneshweraraj, Sivaramesh
Publicado no FEMS Microbiol Lett (2013)

The prevalence and implications of single nucleotide polymorphisms in genes encoding the RNA polymerase of clinical isolates of Staphylococcus aureus

Por Aishwarya Krishna, Bing Liu, Sharon J. Peacock, Sivaramesh Wigneshweraraj
Publicado em 2020-07-01

Conservation of sigma–core RNA polymerase proximity relationships between the enhancer-independent and enhancer-dependent sigma classes

Por Wigneshweraraj, Siva R., Fujita, Nobuyuki, Ishihama, Akira, Buck, Martin
Publicado em 2000

Sigma54-dependent transcription activator phage shock protein F of Escherichia coli: a fragmentation approach to identify sequences that contribute to self-association.

Por Bordes, Patricia, Wigneshweraraj, Siva R, Zhang, Xiaodong, Buck, Martin
Publicado em 2004

Reorganisation of an RNA polymerase–promoter DNA complex for DNA melting

Por Burrows, Patricia C, Severinov, Konstantin, Buck, Martin, Wigneshweraraj, Siva R
Publicado em 2004

Molecular mechanism of transcription inhibition by phage T7 gp2 protein

Por Mekler, Vladimir, Minakhin, Leonid, Sheppard, Carol, Wigneshweraraj, Sivaramesh, Severinov, Konstantin
Publicado em 2011

Substitutions in the Escherichia coli RNA polymerase inhibitor T7 Gp2 that allow inhibition of transcription when the primary interaction interface between Gp2 and RNA polymerase b...

Por Shadrin, Andrey, Sheppard, Carol, Severinov, Konstantin, Matthews, Steve, Wigneshweraraj, Sivaramesh
Publicado em 2012

Overexpression of Escherichia coli udk mimics the absence of T7 Gp2 function and thereby abrogates successful infection by T7 phage

Por Shadrin, Andrey, Sheppard, Carol, Savalia, Dhruti, Severinov, Konstantin, Wigneshweraraj, Sivaramesh
Publicado em 2013

The Xp10 Bacteriophage Protein P7 Inhibits Transcription by the Major and Major Variant Forms of the Host RNA Polymerase via a Common Mechanism

Por Brown, D.R., Sheppard, C.M., Burchell, L., Matthews, S., Wigneshweraraj, S.
Publicado no J Mol Biol (2016)

Phenotypic consequences of RNA polymerase dysregulation in Escherichia coli

Por Sarkar, Paramita, Switzer, Amy, Peters, Christine, Pogliano, Joe, Wigneshweraraj, Sivaramesh
Publicado no Nucleic Acids Res (2017)

Nitrogen stress response and stringent response are coupled in Escherichia coli

Por Brown, Daniel R., Barton, Geraint, Pan, Zhensheng, Buck, Martin, Wigneshweraraj, Sivaramesh
Publicado em 2014

Combinatorial stress responses: direct coupling of two major stress responses in Escherichia coli

Por Brown, Daniel R., Barton, Geraint, Pan, Zhensheng, Buck, Martin, Wigneshweraraj, Sivaramesh
Publicado no Microb Cell (2014)

Construction and functional analyses of a comprehensive σ(54) site-directed mutant library using alanine–cysteine mutagenesis

Por Xiao, Yan, Wigneshweraraj, Siva R., Weinzierl, Robert, Wang, Yi-Ping, Buck, Martin
Publicado em 2009

A non-bacterial transcription factor inhibits bacterial transcription by a multipronged mechanism

Por Sheppard, Carol, James, Ellen, Barton, Geraint, Matthews, Stephen, Severinov, Konstantin, Wigneshweraraj, Sivaramesh
Publicado em 2013

The ATP hydrolyzing transcription activator phage shock protein F of Escherichia coli: Identifying a surface that binds σ(54)

Por Bordes, Patricia, Wigneshweraraj, Siva R., Schumacher, Jörg, Zhang, Xiaodong, Chaney, Matthew, Buck, Martin
Publicado em 2003