10          20        30        40        50        60
UUCUUCGGAGACUUCCCGC--| UU      A      C    G    GGA    GUCGGA 
                     UG  GACCCU GAAAUC AGAA GGGU   GCCU      C
                     AC  UUGGGA CUUUGG UCUU CCCA   CGGA      A
ACACGAAUAAGCACCAAAGGU^ CG      A      U    A    G--    UCCUUG 
.       110       100        90        80          70