Results 41 to 50 of about 3,626,493 (277)

Bacterial porin disrupts mitochondrial membrane potential and sensitizes host cells to apoptosis [PDF]

open access: yes, 2009
The bacterial PorB porin, an ATP-binding beta-barrel protein of pathogenic Neisseria gonorrhoeae, triggers host cell apoptosis by an unknown mechanism. PorB is targeted to and imported by host cell mitochondria, causing the breakdown of the mitochondrial
Kepp, Oliver   +45 more
core   +2 more sources

Bacterial Outer Membranes and Interactions with Membrane Proteins [PDF]

open access: yesBiophysical Journal, 2015
Because the bacteria's outer membrane (OM) acts as an effective barrier against the permeation of both hydrophobic and hydrophilic compounds, gram-negative cell permeation is one of the biggest challenges to the discovery of novel antibiotics for bacterial infections and antibiotic resistance worldwide.
openaire   +1 more source

Structural characterisation of outer membrane proteins from Borrelia burgdorferi sensu lato by small-angle X-ray scattering [PDF]

open access: yes, 2016
Forming the interface between the bacterial cell and the host, the outer membrane of Borrelia is known to play a key role in pathogenicity. Although Borrelia burgdorferi sensu lato are considered to be Gram-negative, their outer membrane is unique ...
Stejskal, Lenka
core   +2 more sources

Prediction of β-barrel membrane proteins by searching for restricted domains [PDF]

open access: yes, 2005
BACKGROUND: The identification of beta-barrel membrane proteins out of a genomic/proteomic background is one of the rapidly developing fields in bioinformatics. Our main goal is the prediction of such proteins in genome/proteome wide analyses.
Mirus, O.   +5 more
core   +1 more source

Comprehensive in silico prediction and analysis of chlamydial outer membrane proteins reflects evolution and life style of the Chlamydiae

open access: yesBMC Genomics, 2009
Background Chlamydiae are obligate intracellular bacteria comprising some of the most important bacterial pathogens of animals and humans. Although chlamydial outer membrane proteins play a key role for attachment to and entry into host cells, only few ...
Myers Garry   +5 more
doaj   +1 more source

Structure and function of bacterial dynamin-like proteins [PDF]

open access: yes, 2012
Membrane dynamics are essential for numerous cellular processes in eukaryotic and prokaryotic cells. In eukaryotic cells, membrane fusion and fission are often catalyzed by large GTPases of the dynamin protein family. These proteins couple GTP hydrolysis
Bramkamp, Marc
core   +1 more source

The Borrelia afzelii outer membrane protein BAPKO_0422 binds human Factor-H and is predicted to form a membrane-spanning beta-barrel [PDF]

open access: yes, 2015
The deep evolutionary history of the Spirochetes places their branch point early in the evolution of the diderms, before the divergence of the present day Proteobacteria.
Brown, G.   +9 more
core   +1 more source

Dissecting Escherichia coli outer membrane biogenesis using differential proteomics. [PDF]

open access: yesPLoS ONE, 2014
The cell envelope of Gram-negative bacteria is a complex multi-layered structure comprising an inner cytoplasmic membrane and an additional asymmetric lipid bilayer, the outer membrane, which functions as a selective permeability barrier and is essential
Alessandra M Martorana   +7 more
doaj   +1 more source

Stress-Responsive Periplasmic Chaperones in Bacteria

open access: yesFrontiers in Molecular Biosciences, 2021
Periplasmic proteins are involved in a wide range of bacterial functions, including motility, biofilm formation, sensing environmental cues, and small-molecule transport. In addition, a wide range of outer membrane proteins and proteins that are secreted
Hyunhee Kim   +4 more
doaj   +1 more source

Preparation of Bacterial Outer Membrane Vesicles for Characterisation of Periplasmic Proteins in Their Native Environment

open access: yesBio-Protocol, 2020
Bacterial outer membrane vesicles (OMVs) are naturally formed by budding from the outer membrane of Gram-negative bacteria. OMVs consist of a lipid bilayer identical in composition to the original outer membrane and contain periplasmic content within ...
Johannes Thoma, Björn Burmann
doaj   +1 more source

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