10         20         30        40        50        60  
GAUGUGACGAAUCUUGGCA-  UC  -|   CU           U          GUUUCAAU 
                    GU  CC AGCU  GAGAACUGAAU CCAUGGACUG        U
                    CG  GG UCGA  CUCUUGACUUA GGUACCUGAC        C
AUCGUCAACACUUCAAACUA  UC  U^   U-           U          UUGCGUAC 
   120       110       100         90        80        70