10 20 30 40 50 UCCUCACCCGUACGAUG-- A C --| UGGAUAC UUGAUUAUCU AG CUCAUCAAG UGGUUGUGAUA \ AACUAAUAGG UC GAGUAGUUU ACCGACACUAU C AGUAAAUGCAACAGAGGGC A - CG^ ACGCAAC . 110 100 90 80 70 60