10          20        30        40        50        
ACCCAGAAAAAUUAAUA--|  UG  U     G     G              UGUGAU 
                   GUU  GG CCCUU ACUUG UCUAAGCUCCUCAG      G
                   CAA  UC GGGAA UGAAC AGAUUUGAGGAGUC      A
CCAAAAUUUCCCGCUCAGC^  CU  U     A     G              CAAAUU 
      110       100        90        80        70        60