10        20          30        40        50        60        70        80         
AUAUGUUUUUGUAUGGAUUUU--|     U  C    AA    A    GA     AGGAUGUCGCUGCCAUUGUUUGGUUGAUAAGGGAG 
                       UCGGCG GG GGUA  UUGA UGAU  GUGGG                                   \
                       AGCCGC CC CCAU  AACU ACUG  CACCC                                   C
UACUAAUAAUACUACUACAGCGU^     C  A    --    A    UC     GAGAGCAAAGUCUCUCGGUCCAUUAUCACGCGGUC 
     170       160       150         140       130       120       110       100        90