10          20        30        40        50        60
AGAGGGGAAUGUGUUCA--|         U     C    UG CU A        CUGUGG 
                   AAGGCACAGA GAUAG CAGG  C  C UCUCAUGC      A
                   UUCCGUGUCU UUGUC GUCU  G  G AGAGUGUG      A
UCUCGGGUCACUCUAGCGU^         U     A    GU AG -        UCCAAA 
 .       110       100        90        80         70