10        20          30        40        50        60
CUAUUCUACCAUGAUCACCU--|   C   C  ACU          G        UGUAAA 
                      CCAG AGC UC   UGGAUAAAGU CUUUAUUU      U
                      GGUU UCG AG   ACCUAUUUCA GGAAUAAA      U
GAAAACCCGACUUACUAGGAUC^   A   A  GU-          -        UCCACA 
.       110       100        90         80         70