10          20        30        40        50          
AUACUAAAAAUUUUUGU--|                     G            CCUAUGG 
                   GUUAUGGAAUUGGCUGAGUGUA AGUCAACUGAUG       \
                   UAAUACCUUGACCGACUCACAU UCAGUUGACUAC       A
CUCUUGUAACUUCCUAUUA^                     G            GGCAUAA 
 .       110       100        90        80        70