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