Results 21 to 30 of about 31,308 (219)

Two-Component Systems in Francisella Species

open access: yesFrontiers in Cellular and Infection Microbiology, 2019
Bacteria alter gene expression in response to changes in their environment through various mechanisms that include signal transduction systems.
Monique L. van Hoek   +5 more
doaj   +1 more source

Systematic Reconstruction of the Complete Two-Component Sensorial Network in Staphylococcus aureus

open access: yesmSystems, 2020
In bacteria, adaptation to changes in the environment is mainly controlled through two-component signal transduction systems (TCSs). Most bacteria contain dozens of TCSs, each of them responsible for sensing a different range of signals and controlling ...
B. Rapun-Araiz   +6 more
doaj   +1 more source

A pseudokinase version of the histidine kinase ChrS promotes high heme tolerance of Corynebacterium glutamicum

open access: yesFrontiers in Microbiology, 2022
Heme is an essential cofactor for almost all living cells by acting as prosthetic group for various proteins or serving as alternative iron source. However, elevated levels are highly toxic for cells. Several corynebacterial species employ two paralogous,
Aileen Krüger, Julia Frunzke
doaj   +1 more source

Visualizing the Pre-Active Conformation of Response Regulator PhoBNF20D in Its apo State

open access: yesChinese Journal of Magnetic Resonance, 2019
PhoB is a response regulator of the PhoR/PhoB two-component system (TCS) in Escherichia Coli, which is involved in environmental phosphate regulation. PhoB activation is known to be mediated by Mg2+ coordination and phosphorylation of the conserved D53 ...
KOU Xin-hui   +5 more
doaj   +1 more source

Investigation of the Staphylococcus aureus GraSR regulon reveals novel links to virulence, stress response and cell wall signal transduction pathways. [PDF]

open access: yesPLoS ONE, 2011
The GraS/GraR two-component system has been shown to control cationic antimicrobial peptide (CAMP) resistance in the major human pathogen Staphylococcus aureus.
Mélanie Falord   +4 more
doaj   +1 more source

Cross-regulation in a three-component cell envelope stress signaling system of Brucella

open access: yesmBio, 2023
A multi-layered structure known as the cell envelope separates the controlled interior of bacterial cells from a fluctuating physical and chemical environment.
Xingru Chen   +3 more
doaj   +1 more source

Sensor histidine kinases kdpD and aauS regulate biofilm and virulence in Pseudomonas aeruginosa PA14

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Pseudomonas aeruginosa is a multidrug-resistant opportunistic human pathogen that utilizes two-component systems (TCSs) to sense pathophysiological signals and coordinate virulence. P. aeruginosa contains 64 sensor histidine kinases (HKs) and 72 response
Maria Sultan   +4 more
doaj   +1 more source

Coronatine Gene Expression In Vitro and In Planta, and Protein Accumulation During Temperature Downshift in Pseudomonas syringae

open access: yesSensors, 2009
The plant pathogenic bacterium Pseudomonas syringae PG4180 synthesizes high levels of the phytotoxin coronatine (COR) at the virulence-promoting temperature of 18 °C, but negligible amounts at 28 °C. Temperature-dependent COR gene expression is regulated
Alexander Schenk   +4 more
doaj   +1 more source

Regulation of Inducible Potassium Transporter KdpFABC by the KdpD/KdpE Two-Component System in Mycobacterium smegmatis

open access: yesFrontiers in Microbiology, 2017
Kdp-ATPase is an inducible high affinity potassium uptake system that is widely distributed in bacteria, and is generally regulated by the KdpD/KdpE two-component system (TCS).
Jin He   +9 more
doaj   +1 more source

Directed evolution reveals the mechanism of HitRS signaling transduction in Bacillus anthracis.

open access: yesPLoS Pathogens, 2020
Two component systems (TCSs) are a primary mechanism of signal sensing and response in bacteria. Systematic characterization of an entire TCS could provide a mechanistic understanding of these important signal transduction systems.
Hualiang Pi   +10 more
doaj   +1 more source

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