10          20        30        40        50          
UGCCAGAGCAAAAAGAU--|    U      C         G  A         GUUGUUU 
                   CUCAG CUGUGA CCUCUAGAA GA GCACUUUCU       \
                   GAGUU GACAUU GGAGAUUUU CU CGUGAAAGA       G
GUUGAAGUGACAACGAAAA^    U      A         A  A         AAAGAAA 
 .       110       100        90        80        70