917.462; 958.549; 1059.619; 1080.525; 1187.698; 1200.659; 1273.704; 1635.805; 1763.894; 1791.892; 2001.916; 2053.939; 2143.011; 2232.213; 2337.177; 2606.315; 2781.321; 2874.477; 3727.719; TRYPSIN