Human CellExp Kallikrein-3 Recombinant. Human CellExp Kallikrein-3, Recombinant Protein, Host: HEK293 cells, Reactivity: Human, Purity: greater than or equal to 92% (SDS-PAGE), Molecular Weight: 27.7 kDa, Synonym: KLK3, KLKB1, APS, KLK2A1, PSA, Hk3, Seminin, Semenogelase, Lyophilized, Size: 10ug