10         20         30         40         50        60
AACUUUUAAUUUAAGCA- UG  -                 -  -|     UC    UGUAUG 
                  C  UU CUAUGGUUAGUUUUGCA GG UUUGCA  CAGC      A
                  G  GG GGUGUCAGUCAAAACGU CC AAACGU  GUCG      U
AAAAAAAGAUGACUGAAA GU  U                 A  U^     --    UCUUUA 
120       110       100        90        80          70