Single-molecule spectroscopy reveals chaperone-mediated expansion of substrate protein

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Single-molecule spectroscopy reveals chaperone-mediated expansion of substrate protein is …
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scholarly articleQ13442814

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P819ADS bibcode2014PNAS..11113355K
P356DOI10.1073/PNAS.1407086111
P932PMC publication ID4169939
P698PubMed publication ID25165400

P50authorBenjamin SchulerQ42316868
Alessandro BarducciQ45938114
P2093author name stringDaniel Nettels
Hagen Hofmann
Bengt Wunderlich
Ruth Kellner
P2860cites workThe C-terminal (331-376) sequence of Escherichia coli DnaJ is essential for dimerization and chaperone activity: a small angle X-ray scattering study in solutionQ81681117
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Kinetics of molecular chaperone actionQ28259596
Its substrate specificity characterizes the DnaJ co-chaperone as a scanning factor for the DnaK chaperone.Q28354756
Molecular chaperones in protein folding and proteostasisQ29547715
Molecular chaperones and protein quality controlQ29617795
Escherichia coli DnaJ and GrpE heat shock proteins jointly stimulate ATPase activity of DnaKQ29618850
Single-molecule spectroscopy of protein folding dynamics--expanding scope and timescales.Q30425834
FoldEco: a model for proteostasis in E. coliQ30512981
Two-focus fluorescence correlation spectroscopy: a new tool for accurate and absolute diffusion measurementsQ31097044
Accurate prediction of DnaK-peptide binding via homology modelling and experimental dataQ33495541
Hsp70 chaperones are non-equilibrium machines that achieve ultra-affinity by energy consumptionQ33648403
Single-molecule spectroscopy of protein folding in a chaperonin cage.Q33977568
Gymnastics of molecular chaperonesQ34130957
Successive action of DnaK, DnaJ and GroEL along the pathway of chaperone-mediated protein foldingQ34242618
Chaperonin-mediated protein folding: fate of substrate polypeptideQ34285153
FRET efficiency distributions of multistate single moleculesQ34336575
Hsp70 chaperones accelerate protein translocation and the unfolding of stable protein aggregates by entropic pullingQ34597309
Single-molecule fluorescence reveals sequence-specific misfolding in multidomain proteinsQ35177787
Compactness of the denatured state of a fast-folding protein measured by submillisecond small-angle x-ray scatteringQ35615881
Ultrafast dynamics of protein collapse from single-molecule photon statistics.Q35669661
Single-molecule fluorescence spectroscopy of protein folding.Q36180888
Polymer scaling laws of unfolded and intrinsically disordered proteins quantified with single-molecule spectroscopyQ36342960
Mechanism of regulation of hsp70 chaperones by DnaJ cochaperonesQ36351463
Molecular dimensions and their distributions in early folding intermediatesQ36379840
Quantifying internal friction in unfolded and intrinsically disordered proteins with single-molecule spectroscopy.Q36398007
The mechanism of Hsp70 chaperones: (entropic) pulling the models togetherQ36880635
Random-coil behavior and the dimensions of chemically unfolded proteinsQ37493905
How, when and why proteins collapse: the relation to foldingQ37959224
Hsp70 chaperone dynamics and molecular mechanismQ38135145
The chaperone function of DnaK requires the coupling of ATPase activity with substrate binding through residue E171.Q40791442
DnaK, DnaJ and GrpE form a cellular chaperone machinery capable of repairing heat-induced protein damage.Q40874220
Unassisted refolding of urea unfolded rhodaneseQ41156149
The E. coli dnaK gene product, the hsp70 homolog, can reactivate heat-inactivated RNA polymerase in an ATP hydrolysis-dependent mannerQ41205453
Pulsed interleaved excitationQ42251940
The kinetic parameters and energy cost of the Hsp70 chaperone as a polypeptide unfoldaseQ42856450
The conformational dynamics of the mitochondrial Hsp70 chaperoneQ43102725
Thermosensor action of GrpE. The DnaK chaperone system at heat shock temperaturesQ44363996
Microfluidic mixer designed for performing single-molecule kinetics with confocal detection on timescales from milliseconds to minutesQ44589111
A microfluidic mixing system for single-molecule measurementsQ45135920
Role of backbone-solvent interactions in determining conformational equilibria of intrinsically disordered proteinsQ46594558
Size-dependent disaggregation of stable protein aggregates by the DnaK chaperone machinery.Q47239818
Active solubilization and refolding of stable protein aggregates by cooperative unfolding action of individual hsp70 chaperonesQ47332944
Temperature-controlled activity of DnaK-DnaJ-GrpE chaperones: protein-folding arrest and recovery during and after heat shock depends on the substrate protein and the GrpE concentrationQ47870320
Investigation of the interaction between DnaK and DnaJ by surface plasmon resonance spectroscopy.Q51604948
CafeMol: A Coarse-Grained Biomolecular Simulator for Simulating Proteins at Work.Q51607518
DnaK functions as a central hub in the E. coli chaperone network.Q52627947
Hsp70 proteins bind Hsp100 regulatory M domains to activate AAA+ disaggregase at aggregate surfaces.Q54323301
Mechanics of Hsp70 chaperones enables differential interaction with client proteins.Q54369498
The power stroke of the DnaK/DnaJ/GrpE molecular chaperone system.Q54563745
The second step of ATP binding to DnaK induces peptide release.Q54577048
ATP-induced protein-Hsp70 complex dissociation requires K+ but not ATP hydrolysis.Q54649801
Dual Function of Protein Confinement in Chaperonin-Assisted Protein FoldingQ58007379
Biophysical Characterization of Two Different Stable Misfolded Monomeric Polypeptides That Are Chaperone-Amenable SubstratesQ58428190
Intramolecular Distances and Dynamics from the Combined Photon Statistics of Single-Molecule FRET and Photoinduced Electron TransferQ59332454
Probing Protein-Chaperone Interactions with Single-Molecule Fluorescence SpectroscopyQ59332539
Detection and Analysis of Protein Aggregation with Confocal Single Molecule Fluorescence SpectroscopyQ59332567
The grpE protein of Escherichia coli. Purification and propertiesQ69814368
Kinetic role of early intermediates in protein foldingQ73070815
Control of the DnaK chaperone cycle by substoichiometric concentrations of the co-chaperones DnaJ and GrpEQ74325958
P433issue37
P407language of work or nameEnglishQ1860
P921main subjectmolecular chaperonesQ422496
spectroscopyQ483666
P1104number of pages6
P304page(s)13355-13360
P577publication date2014-08-27
P1433published inProceedings of the National Academy of Sciences of the United States of AmericaQ1146531
P1476titleSingle-molecule spectroscopy reveals chaperone-mediated expansion of substrate protein
P478volume111

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