10        20           30        40        50        60  
UAUCACGUGACAUGUUCUUUA---|  U     U          CU          GUGGGUUG 
                        CCA GGUGU GGACUUGGCU  AUUGUGAGCA        \
                        GGU CCACA CUUGAAUCGG  UGACACUUGU        C
GUCCUGGUACCGACAUCCUAAAAA^  -     C          --          AGUAAAAC 
 120       110       100         90          80        70