10          20        30        40        50         
AAUGCAAGGAAAACUUGAC--|    U     CA       AAA           UGGAA 
                     UUCUC UUAGG  GCUUUUG   AUUAUGCAAUU     \
                     AAGAG AGUCC  CGAAAAC   UGAUACGUUAA     A
UUUAUUAUCUAAGUAUACAGU^    U     AG       AC-           UAACU 
      110       100        90        80         70        60