Roles of DNA Sequence and Sigma A Factor in Transcription of the vraSR Operon

A Belcheva, V Verma, A Korenevsky… - Journal of …, 2012 - Am Soc Microbiol
Cell wall damage in Staphylococcus aureus induces a rapid genome-wide response,
referred to as the cell wall stress stimulon. This response is mediated by a two-component …

DNA-Binding Activity of the Vancomycin Resistance Associated Regulator Protein VraR and the Role of Phosphorylation in Transcriptional Regulation of the vraSR …

A Belcheva, V Verma, D Golemi-Kotra - Biochemistry, 2009 - ACS Publications
In Staphylococcus aureus the VraSR two-component system acts as a sentinel that can
rapidly sense cell wall peptidoglycan damage and coordinate a response to enhance the …

[HTML][HTML] The dimerization interface in VraR is essential for induction of the cell wall stress response in Staphylococcus aureus: a potential druggable target

G Tajbakhsh, D Golemi-Kotra - BMC microbiology, 2019 - Springer
Background Staphylococcus aureus remains a medical challenge in the treatment of
bacterial infections. It has acquired resistance to commonly used antibiotics, and to those …

Structural insights into DNA binding domain of vancomycin‐resistance‐associated response regulator in complex with its promoter DNA from Staphylococcus aureus

JV Kumar, TS Tseng, YC Lou, SY Wei, TH Wu… - Protein …, 2022 - Wiley Online Library
In Staphylococcus aureus, vancomycin‐resistance‐associated response regulator (VraR) is
a part of the VraSR two‐component system, which is responsible for activating a cell wall …

A novel mode of regulation of the Staphylococcus aureus Vancomycin-resistance-associated response regulator VraR mediated by Stk1 protein phosphorylation

MJ Canova, G Baronian, S Brelle… - Biochemical and …, 2014 - Elsevier
Abstract The Staphylococcus aureus Vancomycin-resistance-associated response regulator
VraR is known as an important response regulator, member of the VraTSR three-component …

Chromatin immunoprecipitation identifies genes under direct VraSR regulation in Staphylococcus aureus

M Sengupta, V Jain, BJ Wilkinson… - Canadian journal of …, 2012 - cdnsciencepub.com
Transcriptional profiling of Staphylococcus aureus treated with cell wall-active antibiotics
identified the 2-component system, VraSR, as one of the key players in response to …

[HTML][HTML] A close-up view of the VraSR two-component system: a mediator of Staphylococcus aureus response to cell wall damage

A Belcheva, D Golemi-Kotra - Journal of biological chemistry, 2008 - ASBMB
Staphylococcus aureus remains a clinical scourge. Recent studies have revealed that S.
aureus is capable of mounting a response to antibiotics that target cell wall peptidoglycan …

Mutational Analyses of Open Reading Frames within the vraSR Operon and Their Roles in the Cell Wall Stress Response of Staphylococcus aureus

N McCallum, PS Meier, R Heusser… - Antimicrobial agents …, 2011 - Am Soc Microbiol
The exposure of Staphylococcus aureus to a broad range of cell wall-damaging agents
triggers the induction of a cell wall stress stimulon (CWSS) controlled by the VraSR two …

Role of VraSR in Antibiotic Resistance and Antibiotic-Induced Stress Response in Staphylococcus aureus

S Gardete, SW Wu, S Gill, A Tomasz - Antimicrobial agents and …, 2006 - Am Soc Microbiol
Exposure of Staphylococcus aureus to cell wall inhibitors induces massive overexpression
of a number of genes, provided that the VraSR two-component sensory regulatory system is …

Phosphorylation-induced activation of the response regulator VraR from Staphylococcus aureus: insights from hydrogen exchange mass spectrometry

YH Liu, A Belcheva, L Konermann… - Journal of molecular …, 2009 - Elsevier
A two-component system consisting of the histidine kinase vancomycin-resistance-
associated sensor and the response regulator vancomycin-resistance-associated regulator …