10 20 30 40 50 ACGGUGGGGUCCCCCCU-- CCG C G---| A GUGCU GCUGG CAGGUGCU UGACGA GUUGCACU CU \ CGACC GUCUACGA ACUGUU UAACGUGA GA C CCCCUCCCUCCAGGGGUUC AGA A AUAG^ C AGAGU . 110 100 90 80 70 60