GSTA1 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 222 amino acids (1-222 a.a.) and having a molecular mass of 25.6 kDa.The GSTA1 is purified by proprietary chromatographic techniques.
- Expression host: Escherichia Coli.
- Purity: Greater than 90.0% as determined by SDS-PAGE.
- Biological activity: Specific activity is 5-8 units/mg, and is defined as the amount of enzyme that conjugate 1.0 u mole of 1-chloro-2,4-dinitrobenzene (CDNB) with reduced glutathione per minute at pH 6.5 at 25°C.
- Formulation: The GSTA1 solution (1mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 1mM DTT and 10% glycerol.
- Appearance: Sterile Filtered colorless solution.
- 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.
Catalog number PT_40775. Available sizes: 10 ug, 50 ug, 1 mg. Order online or request a quote. For research use only. Not for diagnostic or therapeutic use, and not for human or animal consumption.