Cat#:RP-2433HAT;Product Name:Recombinant Human PTP-1B(Protein Tyrosine Phosphatase1B) Protein;Synonym:Protein tyrosine phosphatase non-receptor type 1;Description:The protein coding region of the catalytic domain of PTP-1B (amino acids 1-321) was cloned into an E. coli expression vector. The catalytic domain of PTP-1B was overproduced in E. coli as a soluble protein, and it was purified using the column chromatographic techniques.;Source:E.coli;AA Sequence:1-321aa;Molecular Characterization:37.3 kDa;Purity:Greater than 95% by SDS-PAGE;Bioactivity:Specific activity is > 10,000 units/mg, and is defined as the amount of enzyme that hydrolyze 1.0 nmole of p-nitrophenyl phosphate (pNPP) per minute at pH 7.5 at 37C.;Formulation:Liquid Solution;Stability:Recombinant Human PTP-1B(Protein Tyrosine Phosphatase1B) Protein was stable up to 1 year from date of receipt at -70℃;Concentration:1mg/mL;Storage Buffer:Recombinant Human PTP-1B(Protein Tyrosine Phosphatase1B) protein was supplied in 25 mM Tris-HCl, pH7.5, 2 mM beta-mercaptoethanol, 1 mM EDTA.1mMDTT, 20%Glycerol;Storage:Recombinant Human PTP-1B(Protein Tyrosine Phosphatase1B) 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;