10          20        30        40        50         
CUGGAUGCCCUUUUCCU--| A          U  U             UA     UUAU 
                   GC GGGCUCUGUG GA AUGUUUGAUAUAU  GGUUG    U
                   CG CCUGGGACAU CU UACAAACUAUAUA  UCAAC    U
UAUGUUGGGGCCUCUGUCU^ C          C  -             --     CGGA 
     110       100        90         80        70          60