10           20        30        40        50          
CUCAUCCCUUCCUCUGC---|   U  A  C           U            GUAGCGU 
                    UGUC CC UG UGACCGUGGCU UAGAUUGUUACU       \
                    ACGG GG AC GCUGGUACCGA AUCUGACAAUGG       U
GGUCAUCAGCGACAUUGUGG^   -  A  C           C            UGCACGG 
 .       110       100         90        80        70