10          20        30        40        50         
UUUUAUUCAAAAUAAAA--|   GA       C         U     A  A   CUUAU 
                   CGAU  AAACUAU GAAAUACUA CGACG AU ACA     G
                   GUUA  UUUGAUA CUUUGUGGU GCUGC UA UGU     A
AGUUUUUAUUACCUUAUUU^   AG       C         U     A  A   AAAGA 
.       110       100        90        80        70        60