10        20          30         40        50         
GUUACGUCAUUGAUACGGUA--  C   G     -|   A   UU          GGUAGA 
                      GA CCG UGUCG GUCG GAU  GUGCAGUGUU      \
                      CU GGU ACGGC CAGC CUG  CACGUUAUAA      U
GUAUCGUACAACUAUAACCCAG  C   A     G^   C   UU          GCAAAC 
.       110       100        90        80        70        60