Description_x000D_ General description_x000D_ Matrix metalloproteinase-21 (MMP-21) is a secreted protein expressed in fetal tissues, adult tissues and cancer cell lines. It is a 57kDa protein. The gene encoding it is localized on human chromosome 10._x000D_ Specificity_x000D_ By immunoblotting against the reduced protein, the antibody identifies bands at 70 kDa and 66 kDa._x000D_ Immunogen_x000D_ synthetic peptide corresponding to the hinge region of human matrix metalloproteinase-21._x000D_ Physical form_x000D_ Solution in 0.01 M phosphate buffered saline containing 50% glycerol and 0.05% sodium azide._x000D_ Disclaimer_x000D_ Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals._x000D_ Biochem/physiol Actions_x000D_ Matrix metalloproteinase-21 (MMP-21) is involved in increasing the invasion capacity and metastasis property of tumors.