928.45; 969.37; 975.43; 1119.43; 1155.47; 1227.5; 1352.47; 1411.52; 1424.63; 1426.6; 1464.51; 1508.52; 1584.58; 1723.68; 1874.59; 1992.65; 2043.57; TRYPSIN