Results 31 to 40 of about 1,081 (154)

Structures and functions of mitochondrial ABC transporters [PDF]

open access: yes, 2015
A small number of physiologically important ATP-binding cassette (ABC) transporters are found in mitochondria. Most are half transporters of the B group forming homodimers and their topology suggests they function as exporters.
Aller   +67 more
core   +2 more sources

A model industrial workhorse: Bacillus subtilis strain 168 and its genome after a quarter of a century

open access: yesMicrobial Biotechnology, Volume 16, Issue 6, Page 1203-1231, June 2023., 2023
The reference genome of Bacillus subtilis was first sequenced and annotated 25 years ago. At that time, some 42% of the coding sequences could not be assigned a function. In the present annotated update, 15% of the CDS remain functionless. An important contribution of newly identitied functions has been attributed to nucleic acid modifying enzymes and ...
Erhard Bremer   +10 more
wiley   +1 more source

H2O2, NO, and H2S networks during root development and signalling under physiological and challenging environments: Beneficial or toxic?

open access: yesPlant, Cell &Environment, Volume 46, Issue 3, Page 688-717, March 2023., 2023
Abstract Hydrogen peroxide (H2O2) is a reactive oxygen species (ROS) and a key modulator of the development and architecture of the root system under physiological and adverse environmental conditions. Nitric oxide (NO) and hydrogen sulphide (H2S) also exert myriad functions on plant development and signalling. Accumulating pieces of evidence show that
Soumya Mukherjee, Francisco J. Corpas
wiley   +1 more source

Possible molecular basis of the biochemical effects of cysteine-derived persulfides [PDF]

open access: yes, 2022
Persulfides (RSSH/RSS−) are species closely related to thiols (RSH/RS−) and hydrogen sulfide (H2S/HS−), and can be formed in biological systems in both low and high molecular weight cysteine-containing compounds.
Benchoam, Dayana   +7 more
core   +3 more sources

The mitochondrial coenzyme Q junction and complex III: biochemistry and pathophysiology

open access: yesThe FEBS Journal, Volume 289, Issue 22, Page 6936-6958, November 2022., 2022
Coenzyme Q (CoQ) is the electron‐carrying lipid in the mitochondrial electron transport system. In mammals, it is the electron acceptor for mitochondrial dehydrogenases involved in metabolic pathways ranging from ATP synthesis, amino acid, and fatty acid oxidation to nucleotide biosynthesis, methylation, and hydrogen sulfide detoxification.
Rishi Banerjee   +2 more
wiley   +1 more source

Signaling by reactive molecules and antioxidants in legume nodules

open access: yesNew Phytologist, Volume 236, Issue 3, Page 815-832, November 2022., 2022
Summary Legume nodules are symbiotic structures formed as a result of the interaction with rhizobia. Nodules fix atmospheric nitrogen into ammonia that is assimilated by the plant and this process requires strict metabolic regulation and signaling. Reactive oxygen species (ROS) and reactive nitrogen species (RNS) are involved as signal molecules at all
Samuel Minguillón   +3 more
wiley   +1 more source

The MarR-Type Repressor MhqR Confers Quinone and Antimicrobial Resistance in Staphylococcus aureus [PDF]

open access: yes, 2019
Aims: Quinone compounds are electron carriers and have antimicrobial and toxic properties due to their mode of actions as electrophiles and oxidants.
Fritsch, Verena Nadin   +9 more
core   +1 more source

Hydrogen Sulfide: Redox Metabolism and Signaling [PDF]

open access: yes, 2011
The recognition of hydrogen sulfide (H2S) as an endogenously produced gas with signaling potential has stimulated research on a multitude of physiological effects mediated in the cardiovascular, immune, gastrointestinal, genitourinary, endocrine, and ...
Banerjee, Ruma
core   +1 more source

Redox-Sensing Iron–Sulfur Cluster Regulators [PDF]

open access: yes, 2018
Significance: Iron–sulfur cluster proteins carry out multiple functions, including as regulators of gene transcription/translation in response to environmental stimuli.
Crack, Jason C, Le Brun, Nick E
core   +1 more source

Metabolic Targets of Coenzyme Q10 in Mitochondria [PDF]

open access: yes, 2021
This work was supported by grants from Ministerio de Ciencia e Innovacion, Spain, and the ERDF (RTI2018-093503-B-100), the Muscular Dystrophy Association (MDA-602322). C.M.Q. is supported by the Department of Defense (DOD) grant PR190511. A.H.-G. and P.G.
Barriocanal Casado, Eliana   +6 more
core   +2 more sources

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