10         20         30        40        50          
GACCGUCCGAUUAUUACAU-      -|  CA               A    GCGUGGUGA 
                    GUCUCC UCA  UUUUGAUUGCUGCUC GCAA         \
                    CGGAGG AGU  GAAACUAACGAUGAG UGUU         A
GCCCGUGAACAACAUUACGU      U^  CA               C    GGACAAGAA 
 .       110       100        90        80        70