10         20         30        40        50          
AGGAGCUCGCCUCUGAU-   -| G                     C    A  GUUCUAA 
                  CGC CG CAGGUUAAGUGGUUCUGAAUA UUCA CA       \
                  GCG GC GUCCAGUUCACCAGGACUUGU AAGU GU       A
ACUUUAGCUUCCAGUAAC   C^ G                     A    -  UAAAGCG 
.       110       100        90        80        70