10         20         30        40        50         
UCCAUCCUCAGGAAUAU-   A-|        C     CA   U  C       GUAUAG 
                  CAG  CCUGUGGGA AGGUC  AUC CA AUGUCCU      A
                  GUC  GGACACCCU UCCAG  UGG GU UAUAGGG      A
CAGAGACGGGUCCUUCUU   CC^        A     AC   U  A       GGAAAU 
.       110       100        90        80        70        60