10          20        30        40        50        60  
CGUAAUCUUCAACCAAU--| GAA    UA  C        G  A        CGUUGAUUAG 
                   CU   CCUU  UC UUGGCACU GA GAAUUCAC          \
                   GA   GGAA  AG AACCGUGG UU CUUGGGUG          U
UACUAAUAUUAGAACUUAA^ AUA    UC  A        G  -        CUCAAAAAAU 
  120       110       100        90         80        70