Results 21 to 30 of about 1,567,080 (217)

Characteristics of the Protein Complexes and Pores Formed by Bacillus cereus Hemolysin BL [PDF]

open access: yesToxins, 2020
Bacillus cereus Hemolysin BL is a tripartite toxin responsible for a diarrheal type of food poisoning. Open questions remain regarding its mode of action, including the extent to which complex formation prior to cell binding contributes to pore-forming activity, how these complexes are composed, and the properties of the pores formed in the target cell
Nadja Jessberger   +5 more
openaire   +3 more sources

A portable lipid bilayer system for environmental sensing with a transmembrane protein. [PDF]

open access: yesPLoS ONE, 2014
This paper describes a portable measurement system for current signals of an ion channel that is composed of a planar lipid bilayer. A stable and reproducible lipid bilayer is formed in outdoor environments by using a droplet contact method with a ...
Ryuji Kawano   +6 more
doaj   +1 more source

Subunit Dimers of α-Hemolysin Expand the Engineering Toolbox for Protein Nanopores [PDF]

open access: yesJournal of Biological Chemistry, 2011
Staphylococcal α-hemolysin (αHL) forms a heptameric pore that features a 14-stranded transmembrane β-barrel. We attempted to force the αHL pore to adopt novel stoichiometries by oligomerizing subunit dimers generated by in vitro transcription and translation of a tandem gene.
Hammerstein, A, Jayasinghe, L, Bayley, H
openaire   +2 more sources

Effect of Iron Limitation, Elevated Temperature, and Florfenicol on the Proteome and Vesiculation of the Fish Pathogen Aeromonas salmonicida

open access: yesMicroorganisms, 2022
We analyzed the proteomic response of the Gram-negative fish pathogen A. salmonicida to iron limitation, an elevated incubation temperature, and the antibiotic florfenicol.
Tobias Kroniger   +5 more
doaj   +1 more source

Functions of a hemolysin-like protein in the cyanobacterium Synechocystis sp. PCC 6803 [PDF]

open access: yesArchives of Microbiology, 2011
A glucose-tolerant strain of the cyanobacterium Synechocystis sp. PCC 6803, generally referred to as wild type, produces a hemolysin-like protein (HLP) located on the cell surface. To analyze the function of HLP, we constructed a mutant in which the hlp gene was disrupted.
Tetsushi, Sakiyama   +3 more
openaire   +2 more sources

Conversion of Bacterial Gene Products to Secretion-Competent Fusion Proteins

open access: yesBioTechniques, 1996
We describe an efficient and easy procedure that allows the generation, detection and secretion of foreign proteins by the secretion apparatus of E. coli hemolysin.
H.-J. Mollenkopf   +2 more
doaj   +1 more source

Elizabethkingia anophelis: Physiologic and Transcriptomic Responses to Iron Stress

open access: yesFrontiers in Microbiology, 2020
In this study, we investigated the global gene expression responses of Elizabethkingia anophelis to iron fluxes in the midgut of female Anopheles stephensi mosquitoes fed sucrose or blood, and in iron-poor or iron-rich culture conditions.
Shicheng Chen   +5 more
doaj   +1 more source

Natural channel protein inserts and functions in a completely artificial, solid-supported bilayer membrane [PDF]

open access: yes, 2013
Reconstitution of membrane proteins in artificial membrane systems creates a platform for exploring their potential for pharmacological or biotechnological applications.
Fu, Wangyang   +3 more
core   +1 more source

Extracellular overexpression of recombinant Thermobifida fusca cutinase by alpha-hemolysin secretion system in E. coli BL21(DE3)

open access: yesMicrobial Cell Factories, 2012
Background Extracellular expression of proteins has an absolute advantage in a large-scale industrial production. In our previous study, Thermobifida fusca cutinase, an enzyme mainly utilized in textile industry, was expressed via type II secretory ...
Su Lingqia   +5 more
doaj   +1 more source

First Case of Staphylococci Carrying Linezolid Resistance Genes from Laryngological Infections in Poland

open access: yesPathogens, 2021
Linezolid is currently used to treat infections caused by multidrug-resistant Gram-positive cocci. Both linezolid-resistant S. aureus (LRSA) and coagulase-negative staphylococci (CoNS) strains have been collected worldwide.
Michał Michalik   +5 more
doaj   +1 more source

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