Results 41 to 50 of about 20,108 (219)

GroEL—A Versatile Chaperone for Engineering and a Plethora of Applications

open access: yesBiomolecules, 2022
Chaperones play a vital role in the life of cells by facilitating the correct folding of other proteins and maintaining them in a functional state, being themselves, as a rule, more stable than the rest of cell proteins.
Maria S. Yurkova, Alexey N. Fedorov
doaj   +1 more source

Shotgun Proteomics Revealed Preferential Degradation of Misfolded In Vivo Obligate GroE Substrates by Lon Protease in Escherichia coli

open access: yesMolecules, 2022
The Escherichia coli chaperonin GroEL/ES (GroE) is one of the most extensively studied molecular chaperones. So far, ~80 proteins in E. coli are identified as GroE substrates that obligately require GroE for folding in vivo. In GroE-depleted cells, these
Tatsuya Niwa   +2 more
doaj   +1 more source

Inhibition of chaperonin ATPase activity by various co-chaperonins. [PDF]

open access: yes, 2012
Steady-state ATPase activity was measured for each chaperonin. The T.O.N values (1/min) were 3.27±0.32, 0.83±0.14, 0.91±0.1 and 0.79±0.08 for GroEL, mHsp60, E321K and R264K/E358K, respectively. The percentage of ATPase inhibition by each co-chaperonin is
Galit Levy-Rimler (115146)   +8 more
core   +1 more source

Rubisco Assembly in the Chloroplast

open access: yesFrontiers in Molecular Biosciences, 2018
Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) catalyzes the rate-limiting step in the Calvin-Benson cycle, which transforms atmospheric carbon into a biologically useful carbon source.
Anna Vitlin Gruber, Leila Feiz
doaj   +1 more source

Chaperonin GroEL Reassembly: An Effect of Protein Ligands and Solvent Composition

open access: yesBiomolecules, 2014
Chaperonin GroEL is a complex oligomeric heat shock protein (Hsp60) assisting the correct folding and assembly of other proteins in the cell. An intriguing question is how GroEL folds itself.
Nataliya Ryabova   +3 more
doaj   +1 more source

The effect of three acid-resistant isolated proteins from Lactobacillus casei on lipid and carbohydrate metabolism pathway-related genes: An In vitro study

open access: yesBiomedical and Biotechnology Research Journal, 2021
Background: The role of Lactobacillus casei on human health is well documented. However, little is known about their protein effects on food digestion. Therefore, in the present study, we aimed to investigate the efficacy of three proteins of L. casei on
Golgis Karimi   +4 more
doaj   +1 more source

Chaperonin filaments: The archael cytoskeleton [PDF]

open access: yes, 1997
Chaperonins are multi-subunit double-ring complexed composed of 60-kDa proteins that are believed to mediate protein folding in vivo. The chaperonins in the hyperthermophilic archaeon Sulfolobus shibatae are composed of the organism`s two most abundant ...
Trent, Jonathan D.   +4 more
core   +1 more source

ATP dependent rotational motion of group II chaperonin observed by X-ray single molecule tracking. [PDF]

open access: yesPLoS ONE, 2013
Group II chaperonins play important roles in protein homeostasis in the eukaryotic cytosol and in Archaea. These proteins assist in the folding of nascent polypeptides and also refold unfolded proteins in an ATP-dependent manner.
Hiroshi Sekiguchi   +10 more
doaj   +1 more source

Murine Factor H Co-Produced in Yeast With Protein Disulfide Isomerase Ameliorated C3 Dysregulation in Factor H-Deficient Mice

open access: yesFrontiers in Immunology, 2021
Recombinant human factor H (hFH) has potential for treating diseases linked to aberrant complement regulation including C3 glomerulopathy (C3G) and dry age-related macular degeneration.
Heather Kerr   +18 more
doaj   +1 more source

The genes encoding mammalian chaperonin 60 and chaperonin 10 are linked head-to-head and share a bidirectional promoter [PDF]

open access: yes, 1997
Chaperonins are a class of stress-inducible molecular chaperones involved in protein folding. We report the cloning, sequencing and characterisation of the rat mitochondrial chaperonin 60 and chaperonin 10 genes.
Herd, Susanna M.   +12 more
core   +1 more source

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