HYDROLASE, PROSTASIN, PROTEASE, CHLOROMETHYL-KETONE, CHANNEL, ENAC, CELL MEMBRANE, GLYCOPROTEIN, MEMBRANE, SECRETED, SERINE PROTEASE, TRANSMEMBRANE, ZYMOGEN THE X-RAY STRUCTURE OF HUMAN PROSTASIN IN COMPLEX WITH DFFR- CHLOROMETHYL KETONE INHIBITOR 3E0N