10 20 30 40 50 CCACAAUACUGUGAUAU-- C A--| U U C UGGCA UCUCU UGCUUU AGCU CU UACAGUGUUGC UUG U AGAGA ACGAAA UCGG GA AUGUUACGACG AAC G CCGAAACCGACAUCGUUCG C CUA^ - C - UUGAG . 110 100 90 80 70 60