10         20         30         40        50        60       
AACAAAAAAAAGGAGCU-    -      A           -|        GU    CUCGGCUCGCAU 
                  GAGC GCUACG UUAGUUUUGCA GGGUUUGCA  CAGC            C
                  UUCG CGGUGU AGUCAAAACGU CCUAAACGU  GUCG            U
UUUACAUGCCGCUUGGAU    U      A           A^        --    UCCAGCCUCCCU 
   130       120       110       100        90          80        70