10        20         30         40        50
GCUGCAAACACACUGCAGAG-      C  CA-|   G            U 
                     GAGGGC AU   AACC UUACCAUUACUA G
                     CUCCCG UA   UUGG AAUGGUAAUGAU U
GACCAGGUCUACUGUAACUCG      A  AUA^   G            U 
100        90        80        70        60