CHGB Human Recombinant produced in E.Coli is a single, non-glycosylated,polypeptide chain containing 677 amino acids(21-677 a.a.) and having a molecular mass of 78.4kDa. CHGB protein is fused to a 20 amino acid His-Tag at N-terminus and purified by standard chromatography. Purity >80% as determined by SDS-PAGE.