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Redox Regulation of Starch Metabolism [PDF]

open access: yesFrontiers in Plant Science, 2018
Metabolism of starch is a major biological integrator of plant growth supporting nocturnal energy dynamics by transitory starch degradation as well as periods of dormancy, re-growth, and reproduction by utilization of storage starch.
Katsiaryna Skryhan   +4 more
doaj   +6 more sources

Redox regulation of proteasome function

open access: yesRedox Biology, 2017
Reactive Oxygen Species (ROS) and Reactive Nitrogen Species (RNS) were initially regarded mainly as metabolic by-products with damaging properties. Over the last decade, our understanding of their role in metabolism was drastically changed and they were ...
Maria Lefaki   +2 more
doaj   +4 more sources

Redox regulation of proteostasis. [PDF]

open access: yesJ Biol Chem
Oxidants produced through endogenous metabolism or encountered in the environment react directly with reactive sites in biological macromolecules. Many proteins, in particular, are susceptible to oxidative damage, which can lead to their altered structure and function.
Duong LD, West JD, Morano KA.
europepmc   +3 more sources

Redox-Regulated Chaperones [PDF]

open access: yesBiochemistry, 2009
Redox regulation of stress proteins, such as molecular chaperones, guarantees an immediate response to oxidative stress conditions. This review focuses on the two major classes of redox-regulated chaperones, Hsp33 in bacteria and typical 2-Cys peroxiredoxins in eukaryotes.
Caroline, Kumsta, Ursula, Jakob
openaire   +2 more sources

Redox-regulated molecular chaperones [PDF]

open access: yesCellular and Molecular Life Sciences, 2002
The conserved heat shock protein Hsp33 functions as a potent molecular chaperone with a highly sophisticated regulation. On transcriptional level, the Hsp33 gene is under heat shock control; on posttranslational level, the Hsp33 protein is under oxidative stress control.
Jakob, Ursula, Graf, Paul C. F.
openaire   +3 more sources

A role for peroxiredoxins in H2O2- and MEKK-dependent activation of the p38 signaling pathway

open access: yesRedox Biology, 2020
The p38 mitogen-activated protein kinase (MAPK) signaling pathway plays an important role in the cellular response to various stresses and its deregulation accompanies pathological conditions such as cancer and chronic inflammation.
Ana G. Barata, Tobias P. Dick
doaj   +1 more source

Oxidation inhibits autophagy protein deconjugation from phagosomes to sustain MHC class II restricted antigen presentation

open access: yesNature Communications, 2021
LC3-associated phagocytosis (LAP) is a non-canonical use of the autophagy machinery that can contribute to immune responses. Here, the authors describe the mechanism by which ROS production regulates LAPosome stabilization sustaining MHC II dependent ...
Laure-Anne Ligeon   +6 more
doaj   +1 more source

Zika virus remodelled ER membranes contain proviral factors involved in redox and methylation pathways

open access: yesNature Communications, 2023
Zika virus (ZIKV) has emerged as a global health issue, yet neither antiviral therapy nor a vaccine are available. ZIKV is an enveloped RNA virus, replicating in the cytoplasm in close association with ER membranes.
Solène Denolly   +8 more
doaj   +1 more source

A role for annexin A2 in scaffolding the peroxiredoxin 2–STAT3 redox relay complex

open access: yesNature Communications, 2020
Peroxiredoxin 2 (Prx2) was previously shown to transfer H2O2-derived oxidative equivalents to STAT3, generating disulfide-linked dimers and tetramers. Here the authors show that the interaction between Prx2 and STAT3 at the plasma membrane is mediated by
Deepti Talwar   +2 more
doaj   +1 more source

Redox Regulation of Cdc25C [PDF]

open access: yesJournal of Biological Chemistry, 2002
The Cdc25 family of dual specific phosphatases are critical components of cell cycle progression and checkpoint control. Certain stresses such as ultraviolet light stimulate the rapid and selective destruction of Cdc25A protein through a Chk1 protein kinase-dependent pathway.
Pavel A, Savitsky, Toren, Finkel
openaire   +2 more sources

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