10         20         30         40         50        60
AAGAGGGAAUUGUCUUA-   A-   U  U      -      U-|  AA      AUUAGAA 
                  CUC  AGG CA AGAAAG ACAUAG  UGC  GAUGGG       A
                  GAG  UCC GU UCUUUC UGUAUC  ACG  CUACUC       C
GGACGAUUUACCUCACAC   GG   C  C      G      CC^  A-      UGUAUAC 
 120       110       100        90        80         70