10          20        30        40        50        60
UCUCUCGGAGAUGGUCG--|     AC    C          CUCUA       GAGCCUU 
                   GGUGUG  GGGU UUUCCACAGC     CACAUGU       U
                   CCACAU  CUCA GAGGGUGUCG     GUGUACG       C
CGACGUCAACAACAUAUUA^     GU    C          AAUAC       CGAAAUU 
120       110       100        90        80        70