10         20         30        40        50        60 
GUCCGGCAUGGGGUGGU-   A-|        AA          CA A     AGCUGAAGG 
                  GGG  CGGGGCAAG  GGCAGUGGCA  G CAGGG         \
                  CCC  GUCCCGUUC  CCGUCACCGU  C GUCCC         U
CUAACUGACCCUCUGUGG   GG^        CA          -- C     CUUAGUCGG 
 .       110       100        90        80          70