899.491; 956.554; 1017.548; 1075.511; 1149.627; 1178.54; 1250.594; 1299.7; 1455.821; 1479.824; 1596.747; 1605.846; 1609.817; 1662.871; 1681.847; 1838.879; 1882.943; 1895.9; 1917.897; 1931.916; 1981.944; 2300.148; TRYPSIN