名称: 原装|Recombinant Human ABO Blood Group
Description ABO Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 322 amino acids (54-354 a.a) and having a molecular mass of 37.4kDa.
ABO is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Source Escherichia Coli.
Physical Appearance Sterile Filtered colorless solution.
Formulation ABO protein solution (0. 5mg/ml) containing 20mM Tris-HCl buffer (pH 8.0), 2mM DTT, 20% glycerol and 200mM NaCl.
Stability Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time.
For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).
Avoid multiple freeze-thaw cycles.