10 20 30 40 50 GCAAUCCAGGAAGAAAU-- A AAA A -| U GUAUA GGUGU CAGGA UG CCUAU GAA UGACAGACA U CCGUA GUCUU AC GGAUG CUU ACUGUCUGU U GACCGCGACCUCGUCACUU C GAA C U^ U UAGAU 110 100 90 80 70 60