Results 41 to 50 of about 150,310 (289)

Oligomeric states in sodium ion-dependent regulation of cyanobacterial histidine kinase-2 [PDF]

open access: yes, 2017
Two-component signal transduction systems (TCSs) consist of sensor histidine kinases and response regulators. TCSs mediate adaptation to environmental changes in bacteria, plants, fungi and protists. Histidine kinase 2 (Hik2) is a sensor histidine kinase
Allen, J   +5 more
core   +2 more sources

A Unique Sensor Histidine Kinase [PDF]

open access: yesJournal of Bacteriology, 2009
Sporulation initiation in Bacillus species is controlled by an extended version of two-component signal transduction systems, termed phosphorelay ([4][1]). The cascade of His→Asp→His→Asp phosphotransfer is typically initiated by the ATP-dependent autophosphorylation of the histidine ...
openaire   +2 more sources

From meadows to milk to mucosa – adaptation of Streptococcus and Lactococcus species to their nutritional environments [PDF]

open access: yes, 2011
Lactic acid bacteria (LAB) are indigenous to food-related habitats as well as associated with the mucosal surfaces of animals. The LAB family Streptococcaceae consists of the genera Lactococcus and Streptococcus.
Adab, P.   +12 more
core   +8 more sources

Elongation factor 2-diphthamide is critical for translation of two IRES-dependent protein targets, XIAP and FGF2, under oxidative stress conditions [PDF]

open access: yes, 2013
Elongation factor-2 (eEF2) catalyzes the movement of the ribosome along the mRNA. A single histidine residue in eEF2 (H715) is modified to form diphthamide. A role for eEF2 in cellular stress responses is highlighted by the fact that eEF2 is sensitive to
Argüelles Castilla, Sandro   +3 more
core   +1 more source

Cryo-EM structure of the QseG-QseE complex reveals an accessory protein-driven two-component system activation mechanism

open access: yesmBio
The two-component system (TCS) enables bacteria to sense and respond to environmental changes through histidine kinase-mediated signaling cascades. Although the core components of TCSs have been extensively studied, the molecular basis of accessory ...
Piqian Gong   +7 more
doaj   +1 more source

Crystallization and initial X-ray diffraction analysis of the multi-domain Brucella blue light-activated histidine kinase LOV-HK in its illuminated state

open access: yesBiochemistry and Biophysics Reports, 2018
The pathogenic bacterium Brucella abortus codes for a multi-domain dimeric cytoplasmic histidine kinase called LOV-HK, which is a key blue light-activated virulence factor in this microorganism.
Jimena Rinaldi   +6 more
doaj   +1 more source

Preliminary Study of Resistance Mechanism of Botrytis cinerea to SYAUP-CN-26

open access: yesMolecules, 2022
SYAUP-CN-26 (1S, 2R-((3-bromophenethyl)amino)-N-(4-chloro-2-trifluoromethylphenyl) cyclohexane-1-sulfonamide) is a novel sulfonamide compound with excellent activity against Botrytis cinerea.
Kai Wang   +6 more
doaj   +1 more source

Hybrid histidine kinases in pathogenic fungi [PDF]

open access: yesMolecular Microbiology, 2015
SummaryHistidine kinases (HK) sense and transduce via phosphorylation events many intra‐ and extracellular signals in bacteria, archaea, slime moulds and plants. HK are also widespread in the fungal kingdom, but their precise roles in the regulation of physiological processes remain largely obscure.
Defosse, Tatiana   +9 more
openaire   +3 more sources

Identification of hepta-histidine as a candidate drug for Huntington's disease by in silico-in vitro- in vivo-integrated screens of chemical libraries. [PDF]

open access: yes, 2016
We identified drug seeds for treating Huntington's disease (HD) by combining in vitro single molecule fluorescence spectroscopy, in silico molecular docking simulations, and in vivo fly and mouse HD models to screen for inhibitors of abnormal ...
Chen, Xigui   +17 more
core   +2 more sources

Modification of histidine repeat proteins by inorganic polyphosphate

open access: yesCell Reports, 2023
Summary: Inorganic polyphosphate (polyP) is a linear polymer of orthophosphate that is present in nearly all organisms studied to date. A remarkable function of polyP involves its attachment to lysine residues via non-enzymatic post-translational ...
Nolan Neville   +6 more
doaj   +1 more source

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