812.4796; 968.5867; 1046.5348; 1078.5475; 1144.624; 1147.6608; 1150.5988; 1254.5996; 1286.6505; 1321.6781; 1324.6389; 1523.7888; 1536.7473; 1613.8754; 1664.8398; 1790.8774; 1899.974; 2143.0603; TRYPSIN