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C5499

Sigma-Aldrich

Cytochrome c Oxidase from bovine heart

greener alternative

5 mg protein/mL

Sinônimo(s):

EC 1.9.3.1, Ferrocytochrome-c:oxygen oxidoreductase, Complex IV

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About This Item

Número CAS:
Número da licença da enzima:
Número CE:
Número MDL:
Código UNSPSC:
12352204
NACRES:
NA.32

fonte biológica

bovine heart

Nível de qualidade

Formulário

buffered aqueous solution

atividade específica

≥20 units/mg protein

peso molecular

300-350 kDa by gel filtration

características do produto alternativo mais ecológico

Waste Prevention
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

concentração

5 mg protein/mL

categoria alternativa mais ecológica

Condições de expedição

dry ice

temperatura de armazenamento

−20°C

Descrição geral

Research area: Cell cycle

Cytochrome c oxidase contains 13 subunits, encoded by mitochondrial genes and nuclear genome. It is comprised of two heme groups (Fea and Fea3) and two copper centers, CuA and CuB.

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency and waste prevention when used in biofuel cell research. For more information see the article in biofiles.

Aplicação

Cytochrome c Oxidase (CcO) from bovine heart has been used:
  • to study the effect of oxidized glutathione (GSSG) on the number of total free cysteines
  • in a histochemical assay to measure CcO activity in tissue sections
  • to study the redox reactions of cytochrome c in isolated mitochondria exposed to blue or red lasers using resonance Raman spectroscopy

Ações bioquímicas/fisiológicas

Cytochrome c oxidase is the principal terminal oxidase of high oxygen affinity in the aerobic metabolism of all animals, plants, yeasts and some bacteria. It is present in the mitochondria of the more highly developed cells and in the cytoplasmic membrane of bacteria. Cytochrome c oxidase catalyses the electron transfer from cytochrome c to O2. This electron-transfer process produces a proton gradient across the membrane, which in turn drives the production of ATP. This enzyme is unique in providing energy for the cell bycoupling the electron transport through the cytochrome chain with the process of oxidative phosphorylation.

Definição da unidade

One unit of cytochrome c oxidase will oxidize 1.0 μmole of ferrocytochrome c per min. at 25 °C at pH 6.0.

forma física

Supplied as a solution in 25 mM Tris-HCl buffer, pH 7.8, 5 mM EDTA, and 39 mM n-dodecyl β·-D-maltoside.

Código de classe de armazenamento

12 - Non Combustible Liquids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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The Journal of biological chemistry, 291(46), 24188-24199 (2016-09-30)
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