VspI (AseI) 正品现货 产地:MBI 货号:ER0911 Storage Buffer VspI is supplied in: 10 mM Tris-HCl (pH 7.4 at 25°C), 100 mM KCl, 1 mM DTT, 1 mM EDTA, 0.2 mg/ml BSA and 50% (v/v) glycerol. Digestion of Agarose-embedded DNA Minimum 5 units of the enzyme are required for complete digestion of 1 µg of agarose-embedded lambda DNA in 16 hours. Ligation and Recleavage After 50-fold overdigestion with VspI, more than 95% of DNA fragments can be ligated and recut. Conditions for 100% Activity 1X Buffer O: 50 mM Tris-HCl (pH 7.5 at 37°C), 10 mM MgCl2, 100 mM NaCl and 0.1 mg/ml BSA. Incubate at 37°C. |