10         20         30        40        50        60 
CCCUGCGGCCGUACAAC-   A-|        C             UU    A   GUCGGG 
                  GCC  CUCCCCCGC CGGACGAGAACCC  CGCC GUC      C
                  CGG  GAGGGGGUG GCUUGCUUUUGGG  GUGG UAG      U
CGUACAUAUCAUCGUAAA   CA^        A             --    C   ACGAUU 
120       110       100        90        80          70