Results 21 to 30 of about 7,338 (299)

Surface-Enhanced Raman Spectroscopic Analysis of Flavoenzyme Cofactors: Guidance for Flavin-Related Bio- and Chemo- Sensors

open access: yesChemosensors, 2023
Flavin mononucleotides (FMNs) and flavin adenine nucleotide (FAD) play vital roles in the electron-transfer processes in diverse enzymatic reactions.
Yawen Liu   +5 more
doaj   +1 more source

Natural Flavins: Occurrence, Role, and Noncanonical Chemistry [PDF]

open access: yes, 2021
Flavoproteins are of key importance to all life on earth for both primary and secondary metabolism. Most flavin-dependent enzymes utilize flavin mononucleotide (FMN) or flavin adenine dinucleotide (FAD) as redox cofactor for single-electron and hydride ...
Marco W. Fraaije   +4 more
core   +1 more source

Broadening the Scope of the Flavin‐Tag Method by Improving Flavin Incorporation and Incorporating Flavin Analogs

open access: yesChemBioChem, 2022
AbstractMethods for facile site‐selective modifications of proteins are in high demand. We have recently shown that a flavin transferase can be used for site‐specific covalent attachment of a chromo‐ and fluorogenic flavin (FMN) to any targeted protein. Although this Flavin‐tag method resulted in efficient labeling of proteins in vitro, labelling in E.
Yapei Tong   +2 more
openaire   +3 more sources

Transcriptome Analysis to Identify Crucial Genes for Reinforcing Flavins-Mediated Extracellular Electron Transfer in Shewanella oneidensis

open access: yesFrontiers in Microbiology, 2022
Flavins serve as the electron mediators in Shewanella oneidensis, determining the extracellular electron transfer (EET) rate. Currently, metabolic engineering of flavins biosynthetic pathway has been studied for improving EET.
Lixia Fang   +9 more
doaj   +1 more source

Flavin oxidation in flavin‐dependent N‐monooxygenases [PDF]

open access: yesProtein Science, 2018
AbstractSiderophore A (SidA) from Aspergillus fumigatus is a flavin‐containing monooxygenase that hydroxylates ornithine (Orn) at the amino group of the side chain. Lysine (Lys) also binds to the active site of SidA; however, hydroxylation is not efficient and H2O2 is the main product.
Sobrado, Pablo   +3 more
openaire   +3 more sources

Enhanced Solid-State Fluorescence of Flavin Derivatives by Incorporation in the Metal-Organic Frameworks MIL-53(Al) and MOF-5

open access: yesMolecules, 2023
The flavin derivatives 10-methyl-isoalloxazine (MIA) and 6-fluoro-10-methyl-isoalloxazine (6F-MIA) were incorporated in two alternative metal-organic frameworks, (MOFs) MIL-53(Al) and MOF-5.
Dietrich Püschel   +11 more
doaj   +1 more source

Regulation of the Flavin Redox Potential by Flavin‐Binding Antibodies [PDF]

open access: yesEuropean Journal of Biochemistry, 1997
Single‐chain Fv antibody fragments binding different flavin forms [10‐(5'‐carboxybutyl‐)flavin (Flox) and 10‐(5'‐carboxybutyl)‐1,5‐dihydroflavin (Flred)] have been generated from an antibody phage‐display library to study how a protein environment regulates the redox potential, starting from a protein other than a natural flavoprotein.
Bruggeman, Y.E.   +6 more
openaire   +2 more sources

Flavins in the electron bifurcation process [PDF]

open access: yes, 2021
The discovery of a new energy-coupling mechanism termed flavin-based electron bifurcation (FBEB) in 2008 revealed a novel field of application for flavins in biology. The key component is the bifurcating flavin endowed with strongly inverted one-electron
Kayastha, K. ; https://orcid.org/   +3 more
core   +1 more source

Photodegradation of Riboflavin under Alkaline Conditions: What Can Gas-Phase Photolysis Tell Us about What Happens in Solution?

open access: yesMolecules, 2021
The application of electrospray ionisation mass spectrometry (ESI-MS) as a direct method for detecting reactive intermediates is a technique of developing importance in the routine monitoring of solution-phase reaction pathways.
Natalie G. K. Wong   +2 more
doaj   +1 more source

Interplay of phosphate and carbonate ions with flavin photosensitizers in photodynamic inactivation of bacteria.

open access: yesPLoS ONE, 2021
Photodynamic inactivation (PDI) of pathogenic bacteria is a promising technology in different applications. Thereby, a photosensitizer (PS) absorbs visible light and transfers the energy to oxygen yielding reactive oxygen species (ROS).
Daniel Bernhard Eckl   +7 more
doaj   +1 more source

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