Purity > 85% as determined by SDS-PAGE. MW: 39.4kDa. Full Length of Mature Protein: 2-355aa. tag-Free. Mus musculus (Mouse). Hydrolyzes the toxic metabolites of a variety of organophosphorus insecticides. Capable of hydrolyzing a broad spectrum of organophosphate substrates and lactones, and a number of aromatic carboxylic acid esters. Mediates an enzymatic protection of low density lipoproteins against oxidative modification.