10        20          30        40         50         
GCUCUCAAAUCCUACGUG    U--    GU          C-|        C  CGUCCA 
                  GCCU   CGUA  CUCAUUCCAG  GGUGCGUUU CA      G
                  UGGA   GCAU  GAGUAAGGUC  CUACGUAAA GU      C
UACCUGUUGCUUCACUUA    UGU    GU          CA^        U  CUGCUU 
 .       110       100        90        80        70        60