10            20        30        40        50        60  
GUUCGGAGGAAGACCUC----|  GGUG                  AUUG       GUGAUUGA 
                     UCU    AGGUGCAGAGCUUAGCUG    GUGAACA        \
                     AGA    UCCACGUCUUGAAUCGGU    CACUUGU        U
AGUUCAAAGGUAGAGUUGAAG^  AA--                  GA--       UUCUCCUU 
 120       110       100          90        80          70