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PeroxiBase: The peroxidase database

Phytochemistry, 2007
Peroxidases (EC 1.11.1.x), which are encoded by small or large multigenic families, are involved in several important physiological and developmental processes. Analyzing their evolution and their distribution among various phyla could certainly help to elucidate the mystery of their extremely widespread and diversified presence in almost all living ...
Laurent Falquet   +11 more
openaire   +5 more sources

Density Functional Theory-Based Method to Predict the Activities of Nanomaterials as Peroxidase Mimics

, 2020
A wide variety of nanomaterials possess peroxidase-like catalytic activities and show promise as cost-effective and versatile replacements for natural peroxidases.
Xiaomei Shen   +3 more
semanticscholar   +1 more source

High-yield production of manganese peroxidase, lignin peroxidase, and versatile peroxidase in Phanerochaete chrysosporium

Applied Microbiology and Biotechnology, 2014
The white-rot fungus Phanerochaete chrysosporium secretes extracellular oxidative enzymes during secondary metabolism, but lacks versatile peroxidase, an enzyme important in ligninolysis and diverse biotechnology processes. In this study, we report the genetic modification of a P.
Miguel A. Gómez-Lim   +5 more
openaire   +3 more sources

Regulatory Phenomena in the Glutathione Peroxidase Superfamily

Antioxidants and Redox Signaling, 2019
Significance: The selenium-containing Glutathione peroxidases (GPxs)1–4 protect against oxidative challenge, inhibit inflammation and oxidant-induced regulated cell death.
R. Brigelius-Flohé, L. Flohé
semanticscholar   +1 more source

Oscillations in the peroxidase-oxidase reaction: a comparison of different peroxidases

Biochimica et Biophysica Acta (BBA) - General Subjects, 1996
The nonlinear behavior of the peroxidase-oxidase reaction was studied using structurally different peroxidases. For the first time sustained oscillations with peroxidases other than horseradish peroxidase in a single-enzyme system were observed. All peroxidases that showed significant oxidase activity were able to generate sustained oscillations.
Kummer, Ursula   +4 more
openaire   +4 more sources

The glutathione peroxidases

Cellular and Molecular Life Sciences, 2001
There are several proteins in mammalian cells that can metabolize hydrogen peroxide and lipid hydroperoxides. These proteins include four selenium-containing glutathione peroxidases that are found in different cell fractions and tissues of the body. This review considers the structure and distribution of the selenoperoxidases and how this relates to ...
openaire   +3 more sources

Redesign of Cytochrome c Peroxidase into a Manganese Peroxidase:  Role of Tryptophans in Peroxidase Activity

Biochemistry, 1999
Trp191Phe and Trp51Phe mutations have been introduced into an engineered cytochrome c peroxidase (CcP) containing a Mn(II)-binding site reported previously (MnCcP; see Yeung, B. K.-S., et al. (1997) Chem. Biol. 5, 215-221). The goal of the present study is to elucidate the role of tryptophans in peroxidase activity since CcP contains both Trp51 and ...
Alan J. Gengenbach   +3 more
openaire   +3 more sources

Peroxidase-Like Activity of Smart Nanomaterials and Their Advanced Application in Colorimetric Glucose Biosensors.

Small, 2019
Diabetes is a dominating health issue with 425 million people suffering from the disease worldwide and 4 million deaths each year. To avoid further complications, the diabetic patient blood glucose level should be strictly monitored despite there being ...
Xigui Liu   +8 more
semanticscholar   +1 more source

Lignin peroxidase-type activity of soybean peroxidase

Enzyme and Microbial Technology, 1995
Soybean peroxidase (SBP), an acidic peroxidase isolated from the hulls of the bean, catalyzes the efficient oxidation of veratryl alcohol to veratraldehyde in the presence of H2O2. The reaction is optimal at pH 2.4 in the presence of 0.2 m CaCl2. Soybean peroxidase is highly thermostable at pH 2.4, with half-lives of 210 and 2.5 h at 30 and 50°C ...
Alexander R. Pokora   +2 more
openaire   +2 more sources

Catalytically Synthesized Prussian Blue Nanoparticles Defeating Natural Enzyme Peroxidase.

Journal of the American Chemical Society, 2018
We synthesized Prussian Blue (PB) nanoparticles through catalytic reaction involving hydrogen peroxide (H2O2) activation. The resulting nanoparticles display the size-dependent catalytic rate constants in H2O2 reduction, which are significantly improved ...
M. Komkova, E. E. Karyakina, A. Karyakin
semanticscholar   +1 more source

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