10          20        30        40        50        60  
UAGUAGUAGUGUAAAUU--|      U   CG         CA  A         AUUUAGUU 
                   GUUUUGU GUU  CGGGUGGAU  CG UGCAAUUUU        U
                   UAAGACG CAA  GUCUACCUA  GC ACGUUAAAA        G
UGGAUAUUUAACGUGUCCG^      C   AU         UG  -         AGAGGAUG 
   120       110       100        90         80        70