869.4443; 877.4562; 995.5615; 1084.5668; 1172.5655; 1188.536; 1191.6128; 1236.5323; 1341.678; 1359.6649; 1370.7103; 1515.8008; 1680.8153; 2575.3526; 2703.3885; TRYPSIN