Results 41 to 50 of about 45,388 (244)

Crystallization and preliminary diffraction studies of morphinone reductase, a flavoprotein involved in the degradation of morphine alkaloids [PDF]

open access: yes, 1997
Morphinone reductase from Pseudomonas putida M10, a flavoprotein involved in the degradation of morphine alkaloids, was purified from an overexpressing strain of Escherichia coli and crystallized using the hanging-drop vapour-diffusion method ...
Bruce, N C   +4 more
core   +1 more source

Co-Overexpression of RIB1 and RIB6 Increases Riboflavin Production in the Yeast Candida famata

open access: yesFermentation, 2022
Riboflavin or vitamin B2 is a water-soluble vitamin and a precursor of flavin coenzymes, flavin mononucleotide, and flavin adenine dinucleotide, which play a key role as enzyme cofactors in energy metabolism.
Yana Petrovska   +4 more
doaj   +1 more source

Multi-heme Cytochromes in Shewanella oneidensis MR-1:Structures, functions and opportunities [PDF]

open access: yes, 2015
Multi-heme cytochromes are employed by a range of microorganisms to transport electrons over distances of up to tens of nanometers. Perhaps the most spectacular utilization of these proteins is in the reduction of extracellular solid substrates ...
Brown JP   +9 more
core   +1 more source

Flavin fluorescence lifetime and autofluorescence optical redox ratio for improved visualization and classification of brain tumors

open access: yesFrontiers in Oncology, 2023
PurposeModern techniques for improved tumor visualization have the aim to maximize the extent of resection during brain tumor surgery and thus improve patient prognosis.
David Reichert   +18 more
doaj   +1 more source

Mass spectrometry locates local and allosteric conformational changes that occur on cofactor binding

open access: yesNature Communications, 2016
The decarboxylate enzyme Fdc1 requires a prenylated flavin mononucleotide co-factor for activity. Here, the authors use a variety of mass spectrometric techniques to observe the structural changes in this protein in response to co-factor binding.
Rebecca Beveridge   +5 more
doaj   +1 more source

Production of Vitamin B2 (Riboflavin) by Microorganisms: An Overview

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Riboflavin is a crucial micronutrient that is a precursor to coenzymes flavin mononucleotide and flavin adenine dinucleotide, and it is required for biochemical reactions in all living cells.
Liudmila A. Averianova   +8 more
doaj   +1 more source

The structural and functional basis of catalysis mediated by NAD(P)H:acceptor Oxidoreductase (FerB) of Paracoccus denitrificans. [PDF]

open access: yesPLoS ONE, 2014
FerB from Paracoccus denitrificans is a soluble cytoplasmic flavoprotein that accepts redox equivalents from NADH or NADPH and transfers them to various acceptors such as quinones, ferric complexes and chromate.
Vojtěch Sedláček   +3 more
doaj   +1 more source

Biophysical characterization of folded state type II luciferase‐like monooxygenase

open access: yesIndonesian Journal of Biotechnology, 2023
We noticed that the Priestia megaterium genome contains five Luciferase‐like monooxygenase (LLM) encoding genes, however, their functions are unknown. The objective of this work was to characterize the biophysical properties of the recombinant LLM2 from ...
Adinda Fitri Salsabila   +4 more
doaj   +1 more source

A ternary mechanism for NADH oxidation by positively charged electron acceptors, catalyzed at the flavin site in respiratory complex I [PDF]

open access: yes, 2011
The flavin mononucleotide in complex I (NADH:ubiquinone oxidoreductase) catalyzes NADH oxidation, O2 reduction to superoxide, and the reduction of several ‘artificial’ electron acceptors.
Birrell, James A.   +2 more
core   +1 more source

Calculation of the Geometries and Infrared Spectra of the Stacked Cofactor Flavin Adenine Dinucleotide (FAD) as the Prerequisite for Studies of Light-Triggered Proton and Electron Transfer

open access: yesBiomolecules, 2020
Flavin cofactors, like flavin adenine dinucleotide (FAD), are important electron shuttles in living systems. They catalyze a wide range of one- or two-electron redox reactions.
Martina Kieninger   +2 more
doaj   +1 more source

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