10          20        30        40        50          
AAGAAACUUUUACGGGGAG--|     C  A      U    CU      A    UGCCUU 
                     ACCCUG CG GGAUGA UGUG  UCUGGU CAUG      \
                     UGGGGC GC CCUACU ACAC  AGAUCA GUAC      U
CACUCUUACACAGCGAGACGG^     A  A      C    CU      -    UAAGAG 
.       110       100        90        80         70