10          20        30        40        50        
UAUAGGCAAUCAAAAAC--|            UUU     U             GCACA 
                   GAUACUAAACUGU   UGCGA GUGUUCCUAAUAU     \
                   CUAUGGUUUGAUA   ACGUU UACAAGGGUUAUA     A
UAGAAAAGUAGACAUAUAA^            UGU     U             UAAAU 
     110       100        90        80        70        60