924.4692; 1309.7183; 1366.8142; 1437.8131; 1486.8306; 1536.8568; 1551.7996; 1679.8973; 1692.9703; 1712.8496; 1840.9441; 2156.0432; 2172.0313; 2737.3694; TRYPSIN