10          20        30           40        50        60
GGUUCCAGUGCCCUCAGC--          U        ---|        CU     UUUGUG 
                    CUUAAGGAAG GACCCUAU   CAAUAUUGC  CUGCU      C
                    GAGUUCCUUU CUGGGAUA   GUUAUAACG  GAUGA      U
AACAACCUUUUUCUUCCACA          U        UUC^        U-     UGAGGC 
  120       110       100        90        80         70