CETN3 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 187 amino acids (1-167 a.a.) and having a molecular mass of 21.7 kDa. CETN3 protein is fused to a 20 amino acid His-Tag at N-terminus and purified by standard chromatography. Purity >95% as determined by SDS-PAGE.