10          20        30        40        50         
UGACUCCCCUUCGUUGA--| C       A  C      AA             GUGCUC 
                   CU CGAGGGG UG AGCAGC  UUCAUGUUUUGGA      \
                   GG GCUCCCC AU UCGUCG  GAGUGCAAAACUU      U
UGGGGUGGAAGAGGCAAGA^ C       C  A      CG             GGAACA 
       110       100        90        80        70        60