10          20        30         40        50        60 
GCACCAUGAGUCGAUAU--             -|      C   CU      G UGUUCAUAA 
                   GUCCUUCGCGAAU CUUUUUG GGU  GGGCUU C         C
                   CGGGAGGCGCUUA GAAAAAC CCA  CCCGAA G         U
CCGAGCCGUGCCGCGCGCG             C^      C   UU      G GUCGAAUAA 
   120       110       100        90        80        70