Results 71 to 80 of about 117,696 (250)

An In Silico Model Of The Alternative Oxidase

open access: yes, 2009
ABSTRACT The alternative oxidase (AOX) is a member of the family of di-iron proteins, in which the catalytic centre consists of a pair of iron atoms ligated by carboxylate (aspartate and glutamate) and histidine ligands within a four helix bundle.
Pang, Shu-Ying Marissa   +2 more
openaire   +2 more sources

A revised model of the active site of alternative oxidase

open access: yesFEBS Letters, 1999
The plant mitochondrial protein alternative oxidase catalyses dioxygen dependent ubiquinol oxidation to yield ubiquinone and water. A structure of this protein has previously been proposed based on an assumed structural homology to the di‐iron carboxylate family of proteins.
Andersson, Martin E, Nordlund, Pär
openaire   +2 more sources

High‐Performance Bio‐Glue From the Berries of a Parasitic Plant

open access: yesAdvanced Materials, EarlyView.
We report a fully bio‐based adhesive derived primarily from a (poly)saccharide extract obtained from the berries of the hemi‐parasitic plant mistletoe (Viscum album), supplemented with tannic and malic acid without any further chemical functionalization.
Ufuk Gürer   +8 more
wiley   +1 more source

Assessing the function of the alternative electron transport chain in the Cryptosporidium parvum mitosome

open access: yesmBio
Cryptosporidium parvum and C. hominis possess a remanent mitochondrion called the mitosome, which lacks DNA, the tricarboxylic acid cycle, a conventional electron transport chain, and ATP synthesis. The mitosome retains ubiquinone and iron-sulfur cluster
Silu Deng, Wandy Beatty, L. David Sibley
doaj   +1 more source

THE IMPORTANCE OF OXIDATIVE PHOSPHORYLATION UNCOUPLING SYSTEMS FUNCTION FOR SURVIVING OF WINTER WHEAT SEEDLING SHOOTS DURING SHORT-TERM COLD STRESS [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2005
The influence of uncoupling of oxidative phosphorylation in mitochondria on surviving of winter wheat seedling during low-temperature stress was investigated.
Tourchaninova V.V.   +6 more
doaj  

Polyphenol‐Inspired Materials for Agricultural Applications

open access: yesAdvanced Materials, EarlyView.
This review outlines the use of polyphenol‐inspired materials for sustainable agriculture, highlighting their molecular design, interfacial assembly, structure–property relationships, and prospects toward precision agriculture, climate resilience, ecosystem protection, and circular bioeconomy strategies.
Haofu Liu   +8 more
wiley   +1 more source

Genome-wide identification of GhAOX gene family and its expression and regulation in cotton CMS line Jin A

open access: yesFrontiers in Plant Science
IntroductionAlternative oxidase (AOX) is a core functional protein that mitigates excessive mitochondrial reactive oxygen species (ROS) accumulation and modulates plant stress adaptation, and its biological activity is tightly controlled by sophisticated
Jinlong Zhang   +8 more
doaj   +1 more source

The D-channel of cytochrome oxidase: An alternative view

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 2011
The D-pathway in A-type cytochrome c oxidases conducts protons from a conserved aspartate on the negatively charged N-side of the membrane to a conserved glutamic acid at about the middle of the membrane dielectric. Extensive work in the past has indicated that all four protons pumped across the membrane on reduction of O(2) to water are transferred ...
Wikström, Mårten   +1 more
openaire   +2 more sources

CPP–PEG‐Guided Surface Engineering of Mitochondria Enables Efficient Cellular Uptake and Respiratory Modulation

open access: yesAdvanced Materials Interfaces, EarlyView.
PEG‐guided mitochondrial surface engineering supports structural stabilization and controlled presentation of cell‐penetrating peptides. CPP–PEG‐modified mitochondria exhibit enhanced cellular uptake and uptake‐associated respiratory modulation, providing a proof‐of‐concept framework for modular organelle engineering and future bioenergetic modulation ...
Masahiro Shiraishi   +9 more
wiley   +1 more source

Roles for Plant Mitochondrial Alternative Oxidase Under Normoxia, Hypoxia, and Reoxygenation Conditions

open access: yesFrontiers in Plant Science, 2020
Alternative oxidase (AOX) is a non-energy conserving terminal oxidase in the plant mitochondrial electron transport chain (ETC) that has a lower affinity for oxygen than does cytochrome (cyt) oxidase.
Jayamini Jayawardhane   +6 more
doaj   +1 more source

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