Cat#:RP-1275HAT;Product Name:Recombinant Human GSTA4 Protein;Synonym:Glutathione S-transferase alpha 4;Description:The human recombinant GSTA4 protein, produced in E.coli, was fused with His tag at N Terminus. This recombinant protein was purified using our unique purification methods.;Source:E.coli;AA Sequence:1-222aa;Molecular Characterization:28.3kDa;Purity:Greater than 95% by SDS-PAGE;Bioactivity:Specific activity is > 4,000 pmol/min/ug, 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 25C.;Formulation:Liquid Solution;Stability:Recombinant Human GSTA4 Protein was stable up to 1 year from date of receipt at -70℃;Concentration:1mg/mL;Storage Buffer:Recombinant Human GSTA4 protein was supplied in 20 mM Tris-HCl buffer (pH8.0), 2mM DTT, 20% glycerol,100mM NaCl;Storage:Recombinant Human GSTA4 Protein can be stored at +4℃for 1-2 weeks. It is recommended that the recombinant protein be aliquoted for optimal storage at -20 or -70℃. Please avoid repeated freeze-thaw cycles.;Usage:For Lab Research Use Only;