10          20        30        40        50      
GCCUUCUGACUGUGGUCA--|                   A             CAG 
                    GGUCCCUGCCAGUGUUGGGG CCACAUGUGUGUG   U
                    CCAGGGACGGUCACAACCCC GGUGUACACACAC   C
CCUACCAGGUCUACUGAGGC^                   C             CUA 
  110       100        90        80        70        60