10 20 30 40 50 60 GCGGACGUGGGGCAGCA-- -| GAU C U U GUGCGAGCGAG GCCUUA UCUG CGGGUUUCG UGGC AACG GUU C CGGAAU AGGC GUCCAAAGC GCUG UUGC UAA A GCACGCCCACCACGAGGCA G^ AC- A - U CUUCAAAAAAA . 120 110 100 90 80 70