10          20        30         40        50        60  
AUGACCAAGAGACGGAU--       U  A  -|   U     AA           CGUCUGCC 
                   GGAGGUC GG GC UGAU GUCCA  CGCAAUUCUUG        U
                   UCUCCAG CC CG ACUA CAGGU  GUGUUGAGGAC        U
GACAGGGAGCGACCGAAAG       U  C  C^   -     AG           CAAAGUGU 
    120       110       100        90         80        70