10          20        30        40        50        60     
CUCACAGAAGAAUCUCUGU--| C   C    U   GU                UUAGGGUCACAC 
                     GC CCG GGGA GAG  AGUAGAUUGUAUAGUU            C
                     CG GGC CUCU UUC  UCAUCUGACAUAUCAA            C
CGACCUACACCACUCUCACUU^ A   A    -   UG                UAGAGGUUCUAG 
 .       120       110       100         90        80        70