345788

β-Galactosidase, E. coli

• Synonyme(s) : β-Galactosidase, E. coli, β-D-Galactoside galactohydrolase
• Numéro CAS: 9031-11-2
• Numéro de classification (Commission des enzymes): 3.2.1.23 (BRENDA, IUBMB)
• Code UNSPSC : 12352202
• Nomenclature NACRES : NA.32

Propriétés

• Source biologique: Escherichia coli
• Niveau de qualité: 200
• Forme: lyophilized solid
• Activité spécifique: ≥600 units/mg protein
• Fabricant/nom de marque: Calbiochem^®
• Conditions de stockage: OK to freeze
• Couleur: white
• Solubilité: water: 2%
• Conditions d'expédition: ambient
• Température de stockage: −20°C

Description

Description générale

Native E. coli β-galactosidase. Inducible enzyme not found in eukaryotic cells that is used as a reporter gene. Used to assess efficiency of transfection. Also used in ELISA and immunocytochemical techniques. Histochemical substrates include X-Gal (Cat. No. 203782).

Native E. coli β-galactosidase. Inducible enzyme not found in eukaryotic cells that is used as a reporter gene. Used to assess efficiency of transfection. Also used in ELISA and immunocytochemical techniques. Histochemical substrates include X-Gal (Cat. No. 203782).

Conditionnement

Yes

Avertissement

Toxicity: Standard Handling (A)

Définition de l'unité

One unit is defined as the amount of enzyme that will hydrolyze 1.0 µmol of p-nitrophenyl-β-galactoside per min at 37°C.

Autres remarques

Zeleny, R., et al. 1997. Anal. Biochem.246, 96.

Informations légales

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

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable