10        20            30        40        50      
UAACUGUUUUAGAAUUCUUCAAC----|  CU  U     A      A    C    CC 
                           AUG  UC GCAUU ACUGCG GUCU UAGU  U
                           UAC  AG CGUAA UGGCGC CGGA AUCA  G
UUUUCCAUAACUUAACUUCUUUAAAUA^  --  U     G      A    -    AA 
 110       100        90          80        70         60