10          20        30        40         50          
UGUAUUACGGUACCAAA--|       U  AG   UG     UU  -     U   GGGCUU 
                   CGCCAGUG UG  AGG  GAGAC  GG GCAAU GCU      \
                   GUGGUCAU AC  UCU  CUCUG  UC CGUUA CGG      C
AUCUAAGGUCCUUCGCAGU^       U  AG   GU     U-  A     -   GAGGAC 
.       110       100        90        80         70