10         20         30         40        50        60    
UUAAUGUGUUCUGAAAU-   ACU-          -|   AC   U  U        CGCUGAAAU 
                  CCU    AACGAUGUGG UGAG  ACG CG AACGAAUC         \
                  GGA    UUGUUACACC ACUC  UGC GC UUGUUUAG         U
UUAUUUGUCAAUUUCAAA   ACUC          A^   GU   -  -        UAGUUACAU 
      120       110       100        90          80        70