10          20        30        40        50         
AAAACACCAUUCAUAUA--|         A  A               C     UUUUAA 
                   AAUUAAAAGU UG ACUACCACCUCCUGG CUUUU      A
                   UUAAUUUUCA AC UGAUGGUGGAGGACC GAAAA      A
AGACGGAGGGUUCACGACC^         C  A               U     CCACGA 
.       110       100        90        80        70        60