10        20          30        40        50          
CUGCGAGAAUCUGUGCUCCAGG--|  UG        A        A    GA  UAAGAG 
                        GGC  UGCUGGGU GAGAGGGU GUGG  GG      \
                        CCG  GCGACCCA CUCUUCCA CACU  CC      C
UCUACGGCAUCUGGUUUCACACGA^  GU        C        C    UC  ACUUCU 
 .       110       100        90        80        70