10            20        30        40        50        60 
AGUGAAGAGCGUCCAGC----|     UA    C                   CAA   UCGUU 
                     GUGGUU  GGGG GGUUUGUACCGAUUCAGGG   AGU     A
                     CGCCGA  CUUC CUAAGCAUGGCUGAGUUUC   UCA     A
AAAAGUAGAGCUGCUUUUCAG^     --    A                   A--   AUGGA 
120       110       100          90        80          70