10          20        30         40        50        60  
AACAGACCGGAAGCUAAG--            -|         U      GU     UUUAAAU 
                    CUUCUUCAGGAA GCUGGUUUCA AUGGUG  UUAGA       \
                    GAGGAGGUUCUU UGACUAAAGU UACCAC  GAUCU       A
GACAACCGUCACGUGAACCG            G^         U      --     GUUAGUG 
  120       110       100        90        80          70