10         20         30        40        50        60     
CGAGGGACGGACAGUCU-   -|        CU   GU     U          UUAGGAUCAUAC 
                  GGG CGCUGUGGG  GAG  AGUAG UUGUAUAGUU            C
                  CCC GCGGCACCC  UUC  UCAUC GACAUAUCAA            C
UCGCUAGACGACGAGACG   A^        U-   UG     C          UAGAGGCUCUAG 
 .       120       110       100         90        80        70