10 20 30 40 50 ACUUCAACAAGUCAAUC--| UUA A UAAUCU UGUACUCUUUGG CAGUUGUUCAACC GUUAC A ACGUGGGAAACC GUCAACAAGUUGG CAAUG A GUUACUUUACAAAGAUGAA^ CAA C UUAAAC 110 100 90 80 70 60