10 20 30 40 50 AAUAACGUUAUUUGCAU----| AA UG A U UUACAA GGU ACGUCGUCAGU CAAAU UCG GGUGGCA \ CUA UGUAGCAGUUA GUUUA AGC CUACCGU G UUAAGAAAGUUAUUAGAUGUA^ -- GU A - UCUGAU 110 100 90 80 70 60