10        20          30        40        50        
AAAUCAAGAAAGCCAGCAAG--|  G     C        GA         A  UAUGU 
                      UCC UUGUC UUGGCACU  AGAAUUCAC GA     U
                      GGG AAUAG GACCGUGG  UCUUAGGUG CU     U
GACCUUUGGCUCGCAACAAUGU^  A     A        GC         -  UGAAA 
     110       100        90        80        70         60