10         20         30        40        50         
GGACUGAAUGACCUCAU-     -|     ACAGGUCGUAACGGGAUGCAACUUUUGUCU 
                  GGCUU UGUUGA                              \
                  CUGAA ACAAUU                              U
GUCCGUCAAACACUUUCC     C^     CGUCCGGCCCUGCUCACGUUAAACGUUCAC 
       110       100        90        80        70        60