10          20        30        40        50         
ACAGACCAUAGUUCAACU--|     CUA   U         AU           CUCGC 
                    GGUGCU   CUA GAGAACUGA  UCCAUAGAUGG     U
                    UCAUGG   GGU UUCUUGACU  GGGUAUCUGCU     C
CAAUUAUACAAACCUUUUAC^     UAC   U         C-           AUGGA 
       110       100        90        80         70        60