10            20        30        40        50        60  
CCCAGACCGGUGACCUC----|  GACA                  AUUG       GUGAUUGG 
                     UCU    AGGUGCAGAGCUUAGCUG    GUGAACA        \
                     AGA    UCCACGUCUUGAAUCGGU    CACUUGU        U
UUGACAGGGGUAGAGUGGAAG^  AG--                  GA--       UCCACCUU 
 120       110       100          90        80          70