10           20        30        40        50         
AAACAAACAAAUACGAUCC---|  CU   A  U             A     C  UGACA 
                      UUG  AAG GC UUUCUUCGCCGGC CAGCU UG     G
                      AAC  UUC CG AAAGAAGCGGUCG GUCGA AC     U
CACCAAAAUACUUCUGUCGUGU^  C-   C  U             -     U  UAAGG 
       110       100         90        80         70        60