10            20        30        40        50          
AAUUAGAAAGCUGAGAA----|   UC      UU          UC     U   GCUGAAC 
                     CUGG  GGUGAU  AGGUAGUUUC  GUUGU GAG       \
                     GACU  UCACUA  UCCGUCAAAG  CGACG CUC       A
CUGGGUAGACUACUAAUAUUU^   --      CU          CA     U   UCUCUUU 
 .       110       100          90        80        70