10           20        30        40        50        
CCGUGACCCGUUGAAUU---|   ACU      U   U     UUCA     U  UAGUG 
                    GUGA   CUGGCG GCU AAUCG    GUGAU CA     A
                    CACU   GAUCGC CGG UUAGC    CACUA GU     A
UUAAUGCACUCCUGCGUCGU^   GU-      C   U     UUGA     U  UCGAU 
      110       100         90        80        70        60