10 20 30 40 50 ACUCCGAAGGCAGGUGU---| U CUC ACCCU CGGAU CCGGUCG ACU CUCACUC GGUUGUGGUG U GGCUAGC UGA GAGUGAG CCAACACUAC A UUGCCUACAGCAGCUAUAAA^ - AAC AGCCU UACCU . 110 100 90 80 70 60