Search Results - "Weibezahn, Jimena"
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A Ribosome-Bound Quality Control Complex Triggers Degradation of Nascent Peptides and Signals Translation Stress
Published in Cell (21-11-2012)“…The conserved transcriptional regulator heat shock factor 1 (Hsf1) is a key sensor of proteotoxic and other stress in the eukaryotic cytosol. We surveyed Hsf1…”
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Comprehensive Characterization of Genes Required for Protein Folding in the Endoplasmic Reticulum
Published in Science (American Association for the Advancement of Science) (27-03-2009)“…Protein folding in the endoplasmic reticulum is a complex process whose malfunction is implicated in disease and aging. By using the cell's endogenous sensor…”
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A Systematic Mammalian Genetic Interaction Map Reveals Pathways Underlying Ricin Susceptibility
Published in Cell (14-02-2013)“…Genetic interaction (GI) maps, comprising pairwise measures of how strongly the function of one gene depends on the presence of a second, have enabled the…”
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4
Defining the Glycan Destruction Signal for Endoplasmic Reticulum-Associated Degradation
Published in Molecular cell (26-12-2008)“…The endoplasmic reticulum (ER) must target potentially toxic misfolded proteins for retrotranslocation and proteasomal degradation while avoiding destruction…”
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The ER membrane protein complex interacts cotranslationally to enable biogenesis of multipass membrane proteins
Published in eLife (29-05-2018)“…The endoplasmic reticulum (ER) supports biosynthesis of proteins with diverse transmembrane domain (TMD) lengths and hydrophobicity. Features in transmembrane…”
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Thermotolerance Requires Refolding of Aggregated Proteins by Substrate Translocation through the Central Pore of ClpB
Published in Cell (24-11-2004)“…Cell survival under severe thermal stress requires the activity of the ClpB (Hsp104) AAA+ chaperone that solubilizes and reactivates aggregated proteins in…”
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Roles of Individual Domains and Conserved Motifs of the AAA+ Chaperone ClpB in Oligomerization, ATP Hydrolysis, and Chaperone Activity
Published in The Journal of biological chemistry (16-05-2003)“…ClpB of Escherichia coli is an ATP-dependent ring-forming chaperone that mediates the resolubilization of aggregated proteins in cooperation with the DnaK…”
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Substrate recognition by the AAA+ chaperone ClpB
Published in Nature structural & molecular biology (01-07-2004)“…The AAA+ protein ClpB cooperates with the DnaK chaperone system to solubilize and refold proteins from an aggregated state. The substrate-binding site of ClpB…”
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Characterization of a Trap Mutant of the AAA+ Chaperone ClpB
Published in The Journal of biological chemistry (29-08-2003)“…The AAA+ protein ClpB mediates the solubilization of protein aggregates in cooperation with the DnaK chaperone system (KJE). The order of action of ClpB and…”
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10
Unscrambling an egg: protein disaggregation by AAA+ proteins
Published in Microbial cell factories (16-01-2004)“…Aprotein quality control system, consisting of molecular chaperones and proteases, controls the folding status of proteins and prevents the aggregation of…”
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Genome-wide mRNA profiling in glucose starved Bacillus subtilis cells
Published in Molecular genetics and genomics : MGG (01-08-2005)“…In this study global changes in gene expression were monitored in Bacillus subtilis cells entering stationary growth phase owing to starvation for glucose…”
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Functional Repurposing Revealed by Comparing S. pombe and S. cerevisiae Genetic Interactions
Published in Cell (08-06-2012)“…We present a genetic interaction map of pairwise measures including ∼40% of nonessential S. pombe genes. By comparing interaction maps for fission and budding…”
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13
M Domains Couple the ClpB Threading Motor with the DnaK Chaperone Activity
Published in Molecular cell (26-01-2007)“…The AAA+ chaperone ClpB mediates the reactivation of aggregated proteins in cooperation with the DnaK chaperone system. ClpB consists of two AAA domains that…”
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14
Bacillus subtilis during feast and famine: visualization of the overall regulation of protein synthesis during glucose starvation by proteome analysis
Published in Genome research (01-02-2003)“…Dual channel imaging and warping of two-dimensional (2D) protein gels were used to visualize global changes of the gene expression patterns in growing Bacillus…”
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Novel insights into the mechanism of chaperone-assisted protein disaggregation
Published in Biological chemistry (01-08-2005)“…Cell survival under severe thermal stress requires the activity of a bi-chaperone system, consisting of the ring-forming AAA+ chaperone ClpB (Hsp104) and the…”
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Comparing S. pombe and S. cerevisiae Genetic Interactions Reveals Functional Repurposing and Identifies New Organelle Homeostasis and Mitosis Control Genes
Published in Cell (08-06-2012)Get full text
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17
Broad yet high substrate specificity: the challenge of AAA+ proteins
Published in Journal of structural biology (01-04-2004)“…AAA+ proteins remodel target substrates in an ATP-dependent manner, an activity that is of central importance for a plethora of cellular processes. While…”
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