BGN Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 352 amino acids (38-368a.a) and having a molecular mass of 39.5kDa. BGN is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques. Purity >85% as determined by SDS-PAGE.