10         20         30        40        50        60     
CUUUGUUUUUUUAAAAACU-   -|       U   GU                UUAGGGUCAUAC 
                    GUC CUUUGGGG GAG  AGUAGGUUGUAUAGUU            C
                    CGG GAAAUCCU UUC  UCAUUCAACAUAUCAA            C
ACCGUAGACUACUAUAAUGU   U^       -   UG                UAGACUGUGCUU 
 .       120       110       100         90        80        70