10          20        30        40        50         
UACAAAAUGAGAUGUGUU--| GA  G    A    A   A  C          GGAGAU 
                    GC  CA GGGC CGGA CCA CG UGACUUACCU      U
                    CG  GU CCCG GCUU GGU GU ACUGAAUGGG      U
UAAAAGGUUACUUCCAAUAC^ AG  A    C    C   C  A          AGAGUC 
.       110       100        90        80        70        60