10          20        30        40        50        60  
GUGAUCACUGAUUGGUU--| GA    U    U   A    GU CU     U    GUCCUAU 
                   CU  GGGG CAGG GGU CGGG  G  GUGCA UGUU       \
                   GG  CCUC GUCC CCG GCCC  C  CACGU AUAA       C
CUCAGAUGACGUCUCUUUA^ UC    C    U   -    UG U-     U    CCAUCCA 
 120       110       100        90         80         70