LGALS1 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 134 amino acids and having a molecular mass of 14.5 kDa.The LGALS1 is purified by proprietary chromatographic techniques. The Galectin-1 protein was lyophilized from a concentrated (1mg/ml) containing 10mM Na2PO4, pH-7.5.