10            20        30        40        50         
NNNNNNGGCGCAGCCCU----|  CG    G   A  C   C  U    C     ACGUGGC 
                     GGC  CUGG CGC CC GUC CG GCGU CCCGG       \
                     CCG  GGCC GCG GG CAG GC UGCA GGGCC       U
GCCCCAGCGGCUCCCGCCGAG^  A-    -   A  U   A  -    A     CCGACUC 
      110       100         90         80         70        60