10 20 30 40 50 CUUUCUUUCAAAGAGUA--| U C UG A G AACUAGAUU CUCUA GAAU UAG GAA CAUU CUGCACA A GGGAU UUUA AUC CUU GUAA GGCGUGU U CAGGCUUUUACAUCAGUUC^ U C GU C A GACCAUAGG . 110 100 90 80 70 60