10        20          30        40        50         
GAUAGCAGCUGAAUAUUGU     --|   U      U     UC         GUAUGA 
                   GCCUU  UACG UUACCC GUAGA  CGAAUUUGU      A
                   UGGAG  GUGU AGUGGG CGUUU  GCUUAAACA      A
AACAGACUACUAAAACUUU     CU^   U      -     UU         UCUAAC 
       110       100        90         80        70        60