10         20         30        40        50          
UCUAAAUUUUUAAAAAG-        UA-|  U   GA                GUUCAUU 
                  UGACUUUG   CUU CGU  AUCUUAGCGUAAUGUC       \
                  ACUGAGAC   GAG GCA  UAGAAUCGUAUUAUAG       U
AAUAUCUGCACCGCUUCC        CUC^  U   AA                GGCUCAG 
 .       110       100        90        80        70