10 20 30 40 50 ACAGUCAACAGAUGUGC----| CA AAA C AUU UGUUGAA UC UCU GC UGAUAUGUUUGAU UGGUU A AG AGA CG ACUAUACAAGCUA GCCAA U GCUGUAGAACCACUUUCCGAG^ AA A-- C CGU CCGAUAG . 110 100 90 80 70 60