Results 21 to 30 of about 3,299,929 (298)

Crenarchaeal chromatin proteins Cren7 and Sul7 compact DNA by inducing rigid bends [PDF]

open access: yes, 2012
Archaeal chromatin proteins share molecular and functional similarities with both bacterial and eukaryotic chromatin proteins. These proteins play an important role in functionally organizing the genomic DNA into a compact nucleoid.
White, Malcolm F.   +20 more
core   +1 more source

Distribution and diversity of bacterial secretion systems across metagenomic datasets [PDF]

open access: yes, 2012
Bacteria can manipulate their surrounding environment through the secretion of proteins into other living organisms and into the extracellular milieu. In Gram stain negative bacteria this process is mediated by different types of secretion systems from ...
Egan, F.   +5 more
core   +2 more sources

Structure of a trimeric bacterial microcompartment shell protein, EtuB, associated with ethanol utilization inClostridium kluyveri [PDF]

open access: yes, 2009
It has been suggested that ethanol metabolism in the strict anaerobe Clostridium kluyveri occurs within a metabolosome, a subcellular proteinaceous bacterial microcompartment. Two bacterial microcompartment shell proteins [EtuA (ethanol utilization shell
Seyedarabi, Arefeh   +10 more
core   +1 more source

How Does the Spatial Confinement of FtsZ to a Membrane Surface Affect Its Polymerization Properties and Function?

open access: yesFrontiers in Microbiology, 2022
FtsZ is the cytoskeletal protein that organizes the formation of the septal ring and orchestrates bacterial cell division. Its association to the membrane is essential for its function.
Marisela Vélez
doaj   +1 more source

Identification of a novel zinc metalloprotease through a global analysis of clostridium difficile extracellular proteins [PDF]

open access: yes, 2013
Clostridium difficile is a major cause of infectious diarrhea worldwide. Although the cell surface proteins are recognized to be important in clostridial pathogenesis, biological functions of only a few are known.
Maria Scarselli (247406)   +39 more
core   +1 more source

HELICOBACTER PYLORI OIPA VIRULENCE GENE AS A MOLECULAR MARKER OF SEVERE GASTROPATHIES [PDF]

open access: yesArquivos de Gastroenterologia
Background: Helicobacter pylori is an etiologic agent of gastroduodenal diseases. The microorganism, considered a type I carcinogen, affects about 50% of the global population. H.
Diogo Nery MACIEL   +4 more
doaj   +1 more source

DSB proteins and bacterial pathogenicity

open access: yesNature Reviews Microbiology, 2009
If DNA is the information of life, then proteins are the machines of life--but they must be assembled and correctly folded to function. A key step in the protein-folding pathway is the introduction of disulphide bonds between cysteine residues in a process called oxidative protein folding.
Heras, Begona   +5 more
openaire   +5 more sources

Bacterial copper storage proteins [PDF]

open access: yesJournal of Biological Chemistry, 2018
Copper is essential for most organisms as a cofactor for key enzymes involved in fundamental processes such as respiration and photosynthesis. However, copper also has toxic effects in cells, which is why eukaryotes and prokaryotes have evolved mechanisms for safe copper handling.
Christopher, Dennison   +2 more
openaire   +2 more sources

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   +60 more
core   +2 more sources

Structural biology of bacterial response regulator proteins and their complexes with cognate ligands [PDF]

open access: yes, 2009
Two bacterial response regulator systems were studied in this thesis. NMR spectroscopy and X-ray crystallography were used to determine the structures of both domains of the antibiotic sensor TipAL, as well as of the c-di-GMP receptor PA4608, in ...
Allan, Martin Georg
core   +1 more source

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