10         20         30        40        50        
UUCAUAUCAGUUCGUCA-  U-|   U  U     UU      C     UU   GAAUU 
                  CC  GAAC CA GACUC  CAACUU AGGAC  GCA     A
                  GG  UUUG GU UUGAG  GUUGGA UCCUG  CGU     A
AGGUAUCUCUACUUUACG  UC^   C  C     UU      A     C-   AAGGU 
     110       100        90        80        70         60