10 20 30 40 50 CCCUGUUGUGUGGUUUUG A--| C A UC A CGGUACAA CC GUUG CAUA ACCCGUAGA CGA CUUG C GG CAGC GUGU UGGGUGUCU GCU GAAC U ACCCAGGUCUGCGGAACC CUC^ U A GA C ACACUUAG . 110 100 90 80 70 60