10          20        30        40        50        
CAAAGAAUUUUAUUUUU--| U      UAAC               GU     AUGGA 
                   UC UGGAUA    UGAAAGACACGGGUA  GAGAU     \
                   AG ACUUAU    ACUUUCUGUGCUUAU  CUCUA     U
ACUUGUUAAUACUACUGGU^ C      UUAU               AU     CUUUU 
     110       100        90        80        70        60