10         20         30        40        50        60     
GCUGAAGACAGACACUG-     -|       U   GU                UUAGGGUCAUAC 
                  GUGCU CUGUGGGA GAG  AGUAGAUUGUAUAGUU            C
                  CAUGG GGCACCCU UUC  UCAUCUGACAUAUCAA            C
CGAUCAACCUACCCUUCA     U^       -   UG                UAGAGGUUCUAC 
 .       120       110       100         90        80        70