10 20 30 40 50 CUCAAAUGUUCUAUUCU-- G U -| GAGG GUGUA UCAUGUG UACUCU CUCA AGAGG CAAUCAU A AGUACAC AUGAGG GAGU UCUCC GUUAGUA U UACAGUAUACUACAUAUAU A U G^ ACA- UAGAU 110 100 90 80 70 60