10        20          30        40        50        
AACAACUAUAAAUUGCUAAUUAU--|                 C          CUGGU 
                         UGGCACCAGGAGUCAAAA CAGGUCCUGC     C
                         ACCGUGGUCCUCAGUUUU GUCCAGGACG     C
ACUUCCAGUGUAUCGAUCAUUUGUU^                 A          UUAAG 
      110       100        90        80        70        60