10 20 30 40 50 60 GGCAGCAGUGUCCCAAAC--| UC U AA GUUAGG AGUGUAAUGCG CGGACGAAG UCUCAC CGGCC G UUACGUUGUGU GCCUGCUUU AGGGUG GCUGG U UACUUUUACGACUGAAAAGU^ CU U -- ACUAUU 120 110 100 90 80 70