10 20 30 40 50 CAUUUCCACCCUGAAAU-- G C A A -| UU ACUGUGCUA GA GU CAGGGUA UG CCUAU GA UGACAG U CU UA GUCUCAU AC GGAUG CU ACUGUC G AAGGAACUUCUCAUCACUU A C A C U^ UU CGUCUGAAU . 110 100 90 80 70 60