10 20 30 40 50 UGGAGGUAGAUACUUGG----| UG C GU- CCA UUCGU CGAU GGGUA GUUUUCU UGCG AGGGCAUA \ GCUG UCUAU CAGAAGA ACGC UCUCGUAU A CUCCAUCACUACAUCGCCUCC^ -- A ACC UG- CUCUU 110 100 90 80 70 60