10        20           30         40        50          
AGGAUUCCAGUUGACCUAUG    ---|   U  AC-        U   GA     GUGAUAG 
                    GCAC   GGUG GA   AGGUUACA GUG  GCAGU       \
                    UGUG   CCAC CU   UCCAGUGU CAC  CGUCG       U
UUAGAGGUCUACCUCUCUG-    ACG^   -  CCC        C   UA     UAUAAGG 
 .       110        100         90        80        70