Secreted Phospholipase A2-IB Human Recombinant is manufactured with N-terminal fusionf HisTag. PLA2G1B His-Tagged Fusion Protein is 16 kDa containing 126 amino acid residues of the human secreted phospholipase A2-IB and 16 additional amino acid residues - HisTag (underlined). Serine protease HTRA2 mitochondrial, EC 3.4.21.108, High temperature requirement protein A2, HtrA2, Omi stress-regulated endoprotease, Serine proteinase OMI, Serine protease 25, OMI, PARK13, PRSS25.Secreted Phospholipase A2. Filtered (0.4μm) and lyophilized from 0.5 mg/ml in 0.05M Acetate buffer pH-4.