10 20 30 40 50 GUGGUGGGGUCCCCCCU-- A- G C G---| A GUGCU GCUG CC CAGGUGCU UGACGA GUUGCACU CU \ CGAC GG GUCUACGA ACUGUU UAACGUGA GA C UCCCUCCCUCUAGGGGUUC CA - A AUAG^ C AGAGU . 110 100 90 80 70 60