10          20        30        40          50       
UUUUUUUUUUUUUGUUU--    CU U                 --|     U  AAGAA 
                   GCAG  C CUGUUAGUUUUGCAUAG  UUGCAC AC     G
                   CGUC  G GGCAGUCAAAACGUAUC  AACGUG UG     A
GGGGAGCUACAUCCUUUAU    CG U                 UA^     U  AUGUA 
      110       100        90        80        70        60