10        20          30        40        50        60  
ACUAAAAGUUUUAAAAUAAUAU--|   G   UA           A  C      AAAAAUCU 
                        UUUU UAU  AGUAGUAUCCU GA GAAGUU        G
                        AAAA AUA  UCGUCAUAGGA CU CUUCGG        U
CGUAUGACAACAAAAAAACAUUUU^   G   UC           -  U      AAAAAUUA 
   120       110       100        90         80        70