10          20        30        40        50        60    
UAUAUGGUGUCAUAUAG--|     GC     A  U       UCA        UUGUAAUUCUA 
                   ACGCUU  CGAUG UA UGUCCUG   CAGCAGUA           \
                   UGCGAG  GUUAC AU ACGGGGC   GUCGUCAU           U
AAGGAGGAGCAACGAUUAC^     UU     A  U       UGG        UCGAUAUAUCA 
       120       110       100        90        80        70