10          20        30        40        50        
UUUCUUCCUCUGCAUUUAU--|                     A  G       GUGAG 
                     UGGGUUGGCCAAAAAGUUCAUU GG UUUUUCU     A
                     ACCCGACCGGUUUUUCAGGUGA CC AAAAAGG     U
UUUCCGAGUGUGACUCAUGUU^                     G  A       UAGGG 
      110       100        90        80        70        60