Specifications Source Recombinant Human EMAP-II/AIMP1 Protein is expressed from E.coli with His tag at the N-terminal. It contains Ala2-Lys312.[Accession | Q12904-1] Molecular Weight The protein has a predicted MW of 35.4 kDa. The protein migrates to 40-45 kDa based on Tris-Bis PAGE result. Source Less than 1EU per μg by the LAL method. Purity > 95% as determined by Tris-Bis PAGE Activity ELISA Data: Immobilized Human EMAP-II, His Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Anti-EMAP-II Antibody, hFc Tag with the EC50 of 0.18ug/ml determined by ELISA. Formulation Supplied as 0.22μm filtered solution in 20mM Tris, 500mM NaCl, 10% Glycerol (pH 8.0). Storage The product should be stored at -25~-15℃ for 1 year from date of receipt. 2-7 days, 2 ~8 °C under sterile conditions after reconstitution. 3 months, -25~-15℃ under sterile conditions after reconstitution. Recommend to aliquot the protein into smaller quantities when first used and avoid repeated freeze-thaw cycles. Note 1.Please operate with lab coats and disposable gloves for your safety. 2.This product is for research use only.