975.238; 1007.293; 1045.237; 1191.188; 1277.275; 1328.242; 1415.307; 1433.362; 1617.319; 1630.308; 1734.492; 1949.376; 1954.463; 2076.418; 2173.465; 2327.449; 2400.459; 2461.507; 2613.555; TRYPSIN