Results 51 to 60 of about 17,549 (202)

Kinetic characterisation of a dye decolourising peroxidase from Streptomyces lividans: New insight into the mechanism of anthraquinone dye decolourisation [PDF]

open access: yes, 2017
Dye decolourising peroxidases are the most recent family of haem peroxidases to be discovered. The oxidising potential of these enzymes is driven by the formation of ferryl intermediates that enables them to oxidise synthetic dye molecules that are ...
Chaplin, AK, Wilson, MT, Worrall, JAR
core   +1 more source

cell suspension peroxidase: purification, characterization and application for dye decolorization [PDF]

open access: yesAMB Express, 2013
Abstract Peroxidases are oxidoreductase enzymes produced by most organisms. In this study, a peroxidase was purified from Hevea brasiliensis cell suspension by using anion exchange chromatography (DEAE-Sepharose), affinity chromatography (Con A-agarose) and preparative SDS-PAGE.
Chanwun, Thitikorn   +3 more
core   +4 more sources

Decolorization of Maxilon-Red by Kissiris Immobilized Phanerochaete Chrysosporium in a Trickle-Bed Bioreactor-Involvement of Ligninolytic Enzymes [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2009
The decolorization of Maxilon-red dye by Kissiris immobilized Phanerochaete chrysosporium in the trickle-bed reactor (TBR) using the basal nitrogen-limited growth medium was studied.
Afzal Karimi   +3 more
doaj  

Distribution of dye-decolorizing peroxidase (DyP) genes among bacteria based on the NCBI database [PDF]

open access: yesBIO Web of Conferences
Synthetic textile dyes, such as anthraquinones, are durable and persistent to microbial degradation, making them toxic to the environment. Certain bacteria have been reported to possess dye-decolorizing peroxidase (DyP) enzymes, which show potential for ...
Mustafa Irfan   +3 more
doaj   +1 more source

Crystal structures of dye‐decolorizing peroxidase with ascorbic acid and 2,6‐dimethoxyphenol [PDF]

open access: yesFEBS Letters, 2012
The structure of dye‐decolorizing peroxidase (DyP)‐type peroxidase differs from that of other peroxidase families, indicating that DyP‐type peroxidases have a different reaction mechanism. We have determined the crystal structures of DyP with ascorbic acid and 2,6‐dimethoxyphenol at 1.5 and 1.4 Å, respectively.
T. Yoshida   +3 more
openaire   +2 more sources

Engineering Escherichia coli for efficient assembly of heme proteins

open access: yesMicrobial Cell Factories, 2023
Background Heme proteins, such as hemoglobin, horseradish peroxidase and cytochrome P450 (CYP) enzyme, are highly versatile and have widespread applications in the fields of food, healthcare, medical and biological analysis.
Jianzhong Ge   +11 more
doaj   +1 more source

White-rot fungi scavenge reactive oxygen species, which drives pH-dependent exo-enzymatic mechanisms and promotes CO2 efflux

open access: yesFrontiers in Microbiology, 2023
Soil organic matter (SOM) decomposition mechanisms in rainforest ecosystems are governed by biotic and abiotic procedures which depend on available oxygen in the soil.
Ignacio Jofré-Fernández   +5 more
doaj   +1 more source

The DyP-type peroxidase DtpA is a Tat-substrate required for GlxA maturation and morphogenesis in Streptomyces [PDF]

open access: yes, 2016
The filamentous bacterium Streptomyces lividans depends on the radical copper oxidase GlxA for the formation of reproductive aerial structures and, in liquid environments, for the formation of pellets.
Avigad G   +8 more
core   +2 more sources

Immobilized dye-decolorizing peroxidase (DyP) and directed evolution variants for hydrogen peroxide biosensing.

open access: yesBiosensors & bioelectronics, 2020
Immobilized dye-decolorizing peroxidase from Pseudomonas putida MET94 (PpDyP) and three variants generated by directed evolution (DE) are studied aiming at the design of a biosensor for H2O2 detection. Structural properties of the enzymes in solution and
C. Barbosa   +6 more
semanticscholar   +1 more source

Fungal laccases as tools for biodegradation of industrial dyes [PDF]

open access: yes, 2016
Laccases are blue copper oxidases, found in some plants and secreted by a wide range of ligninolytic fungi. These enzymes are well known for their ability in oxidizing several organic compounds, mainly phenolics and aromatic amines, at the expenses of ...
Cocco, Gianmarco   +3 more
core   +1 more source

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