10            20        30        40        50         
UCAUUAGAACACCAGAA----|   UCU     UU       U  C          GCUCCA 
                     CUGG   GUGAU  AGGUAGU UC UGUUGUUGGG      \
                     GACU   CAUUA  UCCGUCA AG ACGACAGCUC      C
AUAUGGACCACUACUAAAGUU^   U--     CU       C  C          UCUUUC 
       110       100          90        80        70        60