10        20          30        40        50         
UUAAAAUGAUCAAUACCC    C--|  A              U   UC    UAUGAUA 
                  CAAG   CCC UCUAGGUCCGAUAG CUA  UUUC       \
                  GUUU   GGG AGGUCUAGGCUAUC GAU  AAAG       U
GACUACUGUCAACUCUCG    CCU^  A              U   UC    UCCAACA 
       110       100        90        80        70        60