10          20        30        40        50         
UCUGGAGCAAGAAGAUC--|  UGA      U        GA        A   UUGGCU 
                   UCA   UGUGAC CUCUAGAG  AAGCGCUU CUG      \
                   AGU   GCAUUG GAGAUUUC  UUCGCGAA GAU      A
UUCUAGGCGCAACGAAAAG^  UUC      U        UC        G   AAAAAA 
       110       100        90        80        70        60