10          20        30        40        50        60  
UAAUUGUAAAAUGAUCU--|      U   GU         CA  A         GACUAGUA 
                   GUUUUGC GUU  CGGGUGGAU  CG UGCAAUUUU        U
                   CAGGACG CAA  GUCUACCUA  GC ACGUUAAAA        A
UUCUUACAGCGGUUGUUUC^      C   AU         UG  -         AGAGGAUA 
   120       110       100        90         80        70