10          20        30        40         50        60  
GGUGCAGCGGGGCAAUGA--| U  A      A         A-   UAGUU       UUGGG 
                    CC GA GCAGGU GGCAGUGUA  UGU     GGCUGCU     U
                    GG CU CGUUCA CCGUCGCAU  ACA     CCGACGA     C
GUACUCGUUCUCGUUAAAUC^ U  C      -         GG   -----       CUGAA 
 .       110       100        90         80             70