219008

Catalase, Human Erythrocytes

Catalase from human erythrocytes, CAS 9001-05-2. Composed of four identical subunits of ~60 kDa each.

• Synonyme(s) : Catalase, Human Erythrocytes
• Numéro CAS: 9001-05-2
• Numéro de classification (Commission des enzymes): 1.11.1.6 (BRENDA, IUBMB)
• Numéro MDL: MFCD00081483
• Code UNSPSC : 12352202
• Nomenclature NACRES : NA.25

Propriétés

• Niveau de qualité: 100
• Pureté: ≥95% (SDS-PAGE)
• Forme: liquid
• Activité spécifique: ≥50,000 units/mg protein
• Fabricant/nom de marque: Calbiochem^®
• Conditions de stockage: OK to freeze; avoid repeated freeze/thaw cycles
• Conditions d'expédition: wet ice
• Température de stockage: −20°C
• InChI: 1S/C9H10O3/c1-2-12-9(11)7-3-5-8(10)6-4-7/h3-6,10H,2H2,1H3
• Clé InChI: NUVBSKCKDOMJSU-UHFFFAOYSA-N

Description

Description générale

Catalase, along with superoxide dismutase and glutathione peroxidase, controls the levels of oxygen-derived free radicals in mammalian cells. Together these molecules may function as a somatic oxidant defense. Prevents apoptosis in cultured rat ovarian follicles.

Conditionnement

Please refer to vial label for lot-specific concentration.

Avertissement

Toxicity: Standard Handling (A)

Définition de l'unité

One unit is defined as the amount of enzyme that will decompose 1.0 µmol H₂O₂ per min at 25°C, pH 7.0.

Forme physique

In 50 mM Tris, pH 8.0.

Notes préparatoires

Prepared from blood that has been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV.

Reconstitution

Following initial thaw, aliquot and freeze (-20°C).

Autres remarques

Tilly, J.L., and Tilly, K.I. 1995. Endocrinology136, 242.
Bonaventura, J., et al. 1972. Arch. Biochem. Biophys.150, 606.

Informations légales

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Code de la classe de stockage: 12 - Non Combustible Liquids
• Classe de danger pour l'eau (WGK): nwg