10         20         30        40        50        60   
CUCACCAUCAGGCCACC-    -|  U   UGA   U      CU       A  UUGAGCUAA 
                  GUUU GCC CAG   ACA UCAACG  GUCGGUG GU         \
                  CGAG CGG GUC   UGU AGUUGC  CAGCUAC CA         A
CUUCGCUCCGAGCCAUCC    C^  C   CCA   U      --       -  AAAAAAGGU 
  120       110       100        90          80         70