10          20        30        40          50        60
GCGACGGCCAAUGCAUAU--      U  AAA          U    --|  G    GAAUGA 
                    GGACGG CA   AAGUGGAGGA UGGG  UCU CACU      C
                    CUUGUC GU   UUUACCUCCU ACUC  AGA GUGA      A
ACCGGUAUACUGUCGUUAUU      C  CGA          U    UU^  -    UACGGU 
 120       110       100        90        80         70