10          20        30        40        50        60
GAACUGCCUUCUGAUAU--|    AU   CU                U      GUGGACU 
                   GCAAU  GGG  UGAUCCAAAGCCUGUU AAGUCA       G
                   CGUUA  CCC  ACUAGGUUUCGGGUAA UUCAGU       A
AUCAUUUCCCUUGUAGUCA^    AU   AC                U      AACCCUU 
120       110       100        90        80        70