10         20         30        40        50        60 
GCGACUCUCUUAUUAUUAC-      GA-| G      U      CG     CCUGGUCUGG 
                    GUCAGU   AG AGGUCG GACAAG  GCAAU          \
                    CAGUCA   UC UCCGGC CUGUUC  CGUUA          C
GCUACCGUUACUGCACUCUC      GAC^ G      C      A-     ACCUCGUAGU 
120       110       100        90        80         70