10            20        30        40        50         
GGACAGACACUAAAGCU----|    CU            CA  C  A       CCGUCUU 
                     GCACU  GCUGUGGCUGGU  AA GG ACCAAGU       \
                     CGUGA  CGAUAUCGACCA  UU CC UGGUUUG       C
AGGACCCCGGCCUACUAAAGU^    --            AC  C  C       GAGGUUC 
       110       100          90        80        70        60