10 20 30 40 50 UAUCCUGGGCAGAGUGA- U-| C ACA C A GC UGCUAA UGGUG CA GC GUGC GGG GGUG AUCAGG \ ACUAC GU CG UACG CCC CUAC UAGUCC C GUAGAAAGGGUUCCACGA CU^ A CGC A A UA UUUGCU 110 100 90 80 70 60