10            20        30        40        50          
GAGAUGUCAGAAAACAG----|  CU  U    U  G   A         UA     GAGUUA 
                     GCC  GA CUCC GU CCU CUGAACUGA  UCAGU      \
                     CGG  CU GAGG CA GGA GACUUGACU  GGUCG      U
AGGAGGUGUCCUAUAGCAAUC^  U-  -    U  A   C         C-     UGAAAG 
.       110       100          90        80         70