10            20        30        40        50        60
UCAUUUAAACAUAUGAA----|    CUU    UU       G  C         GCUUGAAU 
                     GUGGU   UGAU  GAGUAUU CA UUGGUAUUG        A
                     UACCA   ACUA  CUCAUAA GU GGCCGUAAC        U
UUUGUUAUUUAUCUGUUAUAA^    C--    CU       A  U         AGUUAACU 
120       110       100          90        80        70