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Merck

C0278

Sigma-Aldrich

Chloroperoxidase from Caldariomyces fumago

buffered aqueous suspension, ≥3,000 units/mL

Sinónimos:

Chloride Peroxidase, Chloride:hydrogen-peroxide oxidoreductase

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About This Item

Número de CAS:
Comisión internacional de enzimas:
Número MDL:
Código UNSPSC:
12352204
NACRES:
NA.54

formulario

buffered aqueous suspension

mol peso

42 kDa

concentración

≥3,000 units/mL

Condiciones de envío

wet ice

temp. de almacenamiento

2-8°C

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Descripción general

Chloroperoxidase is a heme containing glycoprotein that is secreted from fungus. Chloroperoxidase (CPO) is a extracellular heme glycoenzyme containing ferriprotoporphyrin IX as the prosthetic group.

Aplicación

Chloroperoxidase from Caldariomyces fumagois is useful alternative to lactoperoxidase for 131I ion labeling studies, for bromination of proteins, and for 36Cl labeling of macromolecules in long-term isolation procedures. It has been used to study biocatalytic oxidation in polymersome nanoreactors .
It has been used to study biocatalytic oxidation in polymersome nanoreactors.
A useful alternative to lactoperoxidase for 131I ion labeling studies, for bromination of proteins, and for 36Cl labeling of macromolecules in long-term isolation procedures.

Acciones bioquímicas o fisiológicas

Chloroperoxidase (CPO) is secreted from fungus and exhibits a broad spectrum of chemical reactivities. It is a peroxide-dependent chlorinating enzyme and it also catalyzes peroxidase, catalase and cytochrome P450-type reactions of dehydrogenation, hydrogenperoxide (H2O2) decomposition and oxygen insertion, respectively. The enzyme has magnetic and spectroscopic properties similar to that of cyctochrome P-450. CPO from the fungus Caldariomyces fumago has the capacity to chlorinate aromatic hydrocarbons, including polycyclic aromatic hydrocarbons (PAHs). PAHs are considered to be a potential health risk because of their possible carcinogenic and mutagenic activities and are widely dispersed in the environment.

Definición de unidad

One unit will catalyze the conversion of 1.0 μmole of monochlorodimedon to dichlorodimedon per min at pH 2.75 at 25 °C in the presence of potassium chloride and H2O2.

Forma física

Crude suspension in 0.1 M sodium phosphate, pH ~4.5

inhibidor

Referencia del producto
Descripción
Precios

Pictogramas

Health hazard

Palabra de señalización

Danger

Frases de peligro

Consejos de prudencia

Clasificaciones de peligro

Resp. Sens. 1

Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


Certificados de análisis (COA)

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C M Hosten et al.
The Journal of biological chemistry, 269(19), 13966-13978 (1994-05-13)
Near-ultraviolet resonance Raman spectra of chloroperoxidase derivatives and high valent intermediates show frequencies that can be systematically assigned. In accord with previous observations of low v4 frequencies for the ferric enzyme, and quite low v4 frequencies for the ferrous enzyme
R Vázquez-Duhalt et al.
Phytochemistry, 58(6), 929-933 (2001-10-31)
Chloroperoxidase from Caldariomyces fumago was able to chlorinate 17 of 20 aromatic hydrocarbons assayed in the presence of hydrogen peroxide and chloride ions. Reaction rates varied from 0.6 min(-1) for naphthalene to 758 min(-1) for 9-methylanthracene. Mono-, di- and tri-chlorinated
Chaonan Li et al.
Applied biochemistry and biotechnology, 165(7-8), 1691-1707 (2011-09-29)
Chloroperoxidase (CPO) is thought to be the most versatile heme-containing enzyme with enormous applications in organic synthesis, biotransformation, pharmaceutical production, and detoxification of environmental pollutants. Any improvement in the stability of this enzyme will greatly enhance its application in the
Kelath Murali Manoj et al.
PloS one, 5(5), e10601-e10601 (2010-05-26)
Many heme enzymes show remarkable versatility and atypical kinetics. The fungal extracellular enzyme chloroperoxidase (CPO) characterizes a variety of one and two electron redox reactions in the presence of hydroperoxides. A structural counterpart, found in mammalian microsomal cytochrome P450 (CYP)
Rabindra Kumar Behera et al.
Journal of inorganic biochemistry, 104(11), 1185-1194 (2010-08-17)
The site specific mutants of the thermophilic P450 (P450 175A1 or CYP175A1) were designed to introduce residues that could act as acid-base catalysts near the active site to enhance the peroxidases activity. The Leu80 in the distal heme pocket of

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