10 20 30 40 50 GAUGAUGUAACAGAUGU---| CCC G UG - CU UAACA GACU GUUCU CCU UUCA GC GGUUGUGAUG \ UUGA CAAGA GGA AAGU CG CCAACACUAC U AGUGUCAGCCAACCGUUCCG^ A-- A GU U U- UGCAG 110 100 90 80 70 60