10 20 30 40 50 UCAUCUCCAUCCUUUCU-- C C--| U C C UGGCG UCUUU UGCUUU GGCU CU UACAGUGUUGC UUG U AGAGA ACGAAA UCGG GA AUGUUACGACG AAC G ACGAGCGGAGGCGACAUCG U CUA^ - C - UUGAG . 110 100 90 80 70 60