10          20        30        40        50        60     
GUGACAGAAGAGACAAG--|   A        CA         U   U      AGUAGAUGGUUU 
                   GUUC GGGGCUUU  AGUCACUAG GGU CCGUUU            \
                   CGAG CCCCGAAA  UCAGUGAUC CCG GGUAAA            U
ACGAAGUGACUACUACGAC^   A        CA         -   U      ACUUUGUUACGU 
.       120       110       100        90         80        70