10          20        30         40        50        60
CUGAAGGUGGACUGGUU--           CU    -|     A        U  GUGCUGG 
                   GGGUAGGGGCC  CGUC UUACCC GCAGUGUU GG       U
                   CCCGUCCCCGG  GUAG AAUGGG CGUCAUAA CU       U
UACCUGCGGCUACUGUGUC           AG    U^     C        U  CUGAGGG 
 120       110       100        90        80        70