Results 31 to 40 of about 5,066 (183)

La Comisión de Límites de la Plataforma Continental y la plataforma continental más allá de las 200 millas marinas. El caso argentino

open access: yesRevista Jurídica Austral, 2023
En este artículo se analiza la noción jurídica de “plataforma continental”, incluida su extensión más allá de las 200 millas marinas. Asimismo, se examina el rol de la Comisión de Límites de la Plataforma Continental (CLPC) en cuanto órgano creado por ...
Ada Inés Sánchez Echevarría   +1 more
doaj   +1 more source

Cervimycin-Resistant Staphylococcus aureus Strains Display Vancomycin-Intermediate Resistant Phenotypes

open access: yesMicrobiology Spectrum, 2022
Resistance to antibiotics is an increasing problem and necessitates novel antibacterial therapies. The polyketide antibiotics cervimycin A to D are natural products of Streptomyces tendae HKI 0179 with promising activity against multidrug-resistant ...
Alina Dietrich   +18 more
doaj   +1 more source

Activity Control of the ClpC Adaptor McsB in Bacillus subtilis [PDF]

open access: yesJournal of Bacteriology, 2011
ABSTRACT Controlled protein degradation is an important cellular reaction for the fast and efficient adaptation of bacteria to ever-changing environmental conditions. In the low-GC, Gram-positive model organism Bacillus subtilis , the AAA+ protein ClpC requires specific adaptor proteins not only for ...
A K W, Elsholz   +6 more
openaire   +2 more sources

Functional Analysis of the Hsp93/ClpC Chaperone at the Chloroplast Envelope [PDF]

open access: yesPlant Physiology, 2015
The Hsp100-type chaperone Hsp93/ClpC has crucial roles in chloroplast biogenesis. In addition to its role in proteolysis in the stroma, biochemical and genetic evidence led to the hypothesis that this chaperone collaborates with the inner envelope TIC complex to power preprotein import.
Úrsula Flores-Pérez   +5 more
openaire   +3 more sources

Regulatory coiled-coil domains promote head-to-head assemblies of AAA+ chaperones essential for tunable activity control

open access: yeseLife, 2017
Ring-forming AAA+ chaperones exert ATP-fueled substrate unfolding by threading through a central pore. This activity is potentially harmful requiring mechanisms for tight repression and substrate-specific activation.
Marta Carroni   +10 more
doaj   +1 more source

ClpC acts as a negative regulator of competence in Streptococcus thermophilus [PDF]

open access: yesMicrobiology, 2011
The alternative sigma factor ComX is a key regulator of natural transformation in members of the genus Streptococcus. ComX controls expression of the late competence genes, which are essential for DNA binding, uptake and recombination. In Streptococcus pneumoniae, it has been demonstrated that ComX is degraded by ClpEP at the end of the competence ...
Truls Johan, Biørnstad   +1 more
openaire   +2 more sources

Isolation of highly heat-resistant Listeria monocytogenes variants by use of a kinetic modeling-based sampling scheme [PDF]

open access: yes, 2011
Stable high-hydrostatic-pressure (HHP)-resistant Listeria monocytogenes LO28 variants were previously isolated and characterized. These HHP variants were also more resistant to heat.
Boeijen, K.H., van   +4 more
core   +1 more source

The Bacillus subtilis clpC operon encodes DNA repair and competence proteins [PDF]

open access: yesMicrobiology, 1997
ClpC of Bacillus subtilis, controlling competence gene expression and survival under stress conditions, is encoded by the fourth gene of a six-gene operon. The product of orf1 contains a potential helix-turn-helix motif, but shows no significant similarities with known protein sequences.
Krüger, Elke   +3 more
openaire   +3 more sources

A MecA Paralog, YpbH, Binds ClpC, Affecting both Competence and Sporulation [PDF]

open access: yesJournal of Bacteriology, 2002
ABSTRACT ComK, the master regulator of competence, is degraded by the general stress-related protease ClpCP but must be targeted to this protease by binding to the adapter protein MecA. The genome of Bacillus subtilis contains a paralog of mecA , ypbH .
Marjan, Persuh   +2 more
openaire   +2 more sources

Induction of the CtsR regulon improves Xylanase production in Bacillus subtilis

open access: yesMicrobial Cell Factories, 2023
Background The bacterium Bacillus subtilis is extensively used for the commercial production of enzymes due to its efficient protein secretion capacity.
Biwen Wang   +2 more
doaj   +1 more source

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