// system_update_altDatasheetHuman Kallikrein 4/KLK4 Recombinant Protein Kallikrein-4, also known as Enamel matrix serine proteinase 1, Kallikrein-like protein 1, KLK-L1, Serine protease 17, KLK4, PRSS17 and EMSP1, is a secreted protein which belongs...