10        20          30        40        50          
AGCAAUCUUGAAUAAUUUUU--|                    G  C  A     AAGUGA 
                      AGAUGCUAAUUUUUGAUUGUU CU AG AUGUU      \
                      UCUACGAUUAGAAACUAACAA GA UC UACAA      C
UAUUUUAAUUAAACAAUUAAUC^                    G  -  G     AUUAAU 
.       110       100        90        80         70