10 20 30 40 50 60 AAGCAAGGGGGACAGAGUAU----| G AA UCA G UAA AGCUUAC GC AGAGU UUGGAGU UGCAA UUC CC U CG UCUUA AACCUCA ACGUU AAG GG C UCGUACUCUUGACUCGUCUACCUU^ - C- UG- - UG- UCGAUGA 120 110 100 90 80 70