10          20        30        40        50        60   
AUAUACCGUGAAAUCGG--|     GC  U  A  U       UCA        UUGUUACACU 
                   ACGCUU  CA UG UA UGUCCUG   CAGCAGUA          \
                   UGCGAG  GU AC AU ACGGGGC   GUCGUCAU          A
GGCGGCGAGCAACGAUUAC^     UU  U  A  U       UGG        UUGAUAUUAU 
     120       110       100        90        80        70