10            20        30        40        50        60        70  
AAGUUUUCUGAUUAUUU----|   UA     U           U  AA        UUGUUAAAUAUAUAAGAA 
                     UUGG  AACUA CUACUUUGUGU UU  AGACUGGA                  U
                     AACC  UUGAU GGUGAAACACG AA  UCUGAUCU                  U
UAUAAUAGCAAGCUGCGAAAU^   --     U           C  CG        UAAGUUAAGCUUAAUUGU 
    140       130         120       110       100        90        80