10          20        30          40        50        60
UGUCUCCAUUGUUUGUG--    C          --|  U   U    U     UAGUGAACU 
                   ACGG CCCCCAGCUA  AGG GCA CUAG GUAGU         U
                   UGCC GGGGGUCGGU  UCC CGU GAUC CGUCA         U
GUGGAGGAUAACACCUUCU    C          CU^  U   U    C     UCUUUAACC 
  120       110       100        90        80        70