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