10        20          30         40        50        60 
CUCGUGGUUUCUCUGUGAGC--               -|       G        ACGCAUCC 
                      CAGGUCCUGUUCCGG UUUUUUCC UGGUGAUA        \
                      GUCCAGGAUGAGGUC AAAAGAGG GCCACUAU        A
GAGGUCUUUAGCCUUACUCAGU               A^       -        CUCUGAAA 
 120       110       100        90        80         70