10 20 30 40 50 CCAUGCUUUUCGGCUGU-- U UGU UU ---| A GAACCA GC AAGGUC UGC UGACGAU GUUGCACU CU U CG UUUCGG ACG ACUGUUA UAACGUGA GA C GACAUAUCACCCACUCAUC C CUU UU UGA^ C ACUAAU 120 110 100 90 80 70 60