10          20        30        40        50          
UGUGUGUUCUCCUCUGU--|   UG U       G       U     UAA     GGACG 
                   GGGC  G CUCCUGU CCUGCUG GCUGA   UCAGU     \
                   UCUG  C GGGGACA GGACGAC UGACU   GGUCA     G
ACUUUUCGGGUGUCUCUCU^   GU C       A       U     C--     GUGUC 
       110       100        90        80          70