Results 41 to 50 of about 8,317 (219)

Proteostatic Regulation of MEP and Shikimate Pathways by Redox-Activated Photosynthesis Signaling in Plants Exposed to Small Fungal Volatiles

open access: yesFrontiers in Plant Science, 2021
Microorganisms produce volatile compounds (VCs) with molecular masses of less than 300 Da that promote plant growth and photosynthesis. Recently, we have shown that small VCs of less than 45 Da other than CO2 are major determinants of plant responses to ...
Kinia Ameztoy   +15 more
doaj   +1 more source

Cetacean Host-Pathogen Interaction(s): Critical Knowledge Gaps [PDF]

open access: yes, 2018
Within the broad range of viral and non-viral pathogens infecting cetaceans, Cetacean Morbillivirus (CeMV), Herpesvirus (HV), Brucella ceti, and Toxoplasma gondii are of special concern, due to their impact(s) on the health and conservation of free ...
Centelleghe, Cinzia   +2 more
core   +2 more sources

Reconstitution of Pure Chaperonin Hetero-Oligomer Preparations in Vitro by Temperature Modulation

open access: yesFrontiers in Molecular Biosciences, 2018
Chaperonins are large, essential, oligomers that facilitate protein folding in chloroplasts, mitochondria, and eubacteria. Plant chloroplast chaperonins are comprised of multiple homologous subunits that exhibit unique properties.
Anna Vitlin Gruber   +3 more
doaj   +1 more source

Structural basis for the structural dynamics of human mitochondrial chaperonin mHsp60

open access: yesScientific Reports, 2021
Human mitochondrial chaperonin mHsp60 is essential for mitochondrial function by assisting folding of mitochondrial proteins. Unlike the double-ring bacterial GroEL, mHsp60 exists as a heptameric ring that is unstable and dissociates to subunits.
Joseph Che-Yen Wang, Lingling Chen
doaj   +1 more source

Chaperonin-mediated Protein Folding [PDF]

open access: yesJournal of Biological Chemistry, 2011
We have been studying chaperonins these past twenty years through an initial discovery of an action in protein folding, analysis of structure, and elucidation of mechanism. Some of the highlights of these studies were presented recently upon sharing the honor of the 2013 Herbert Tabor Award with my early collaborator, Ulrich Hartl, at the annual ...
openaire   +3 more sources

The dynamic conformational cycle of the group I chaperonin C-termini revealed via molecular dynamics simulation.

open access: yesPLoS ONE, 2015
Chaperonins are large ring shaped oligomers that facilitate protein folding by encapsulation within a central cavity. All chaperonins possess flexible C-termini which protrude from the equatorial domain of each subunit into the central cavity ...
Kevin M Dalton   +2 more
doaj   +1 more source

Cryo-EM structure of human mitochondrial HSPD1

open access: yesiScience, 2021
Summary: Chaperonins play an important role in folding newly synthesized or translocated proteins in all organisms. The bacterial chaperonin GroEL has served as a model system for the understanding of these proteins.
David P. Klebl   +7 more
doaj   +1 more source

Proteostasis of organelles in aging and disease

open access: yesThe FEBS Journal, EarlyView.
Cells rely on regulated proteostasis mechanisms to keep their internal compartments functioning properly. When these mechanisms fail, damaged proteins accumulate, disrupting organelles, such as the nucleus, mitochondria, endoplasmic reticulum, Golgi, and lysosomes, as well as membraneless organelles, such as stress granules, processing bodies, the ...
Yara Nabawi   +5 more
wiley   +1 more source

Soluble oligomerization provides a beneficial fitness effect on destabilizing mutations. [PDF]

open access: yes, 2011
Protein stability is widely recognized as a major evolutionary constraint. However, the relation between mutation-induced perturbations of protein stability and biological fitness has remained elusive.
Eugene Shakhnovich, Shimon Bershtein
core   +1 more source

Fungal, not insect: Revisiting a misidentified Bemisia tabaci protein interacting with a begomovirus coat protein

open access: yesInsect Molecular Biology, EarlyView.
A small heat‐shock protein (HSP16) previously reported as insect‐derived in Bemisia tabaci actually originates from a fungal species of the genus Wallemia. BLAST, genome survey and phylogenetic analyses support the fungal origin and clarify persistent misattribution in the literature.
Jesús Navas‐Castillo   +1 more
wiley   +1 more source

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