10        20           30        40        50        60
AGUACAAUAUCUUGGUUG   ---|     U       C    C      CU    UUGCAA 
                  GCG   GCACAA CUGCAAU UACG CACUGG  UACG      U
                  CGC   UGUGUU GACGUUA AUGC GUGACC  GUGC      C
GGAAGCGACGACGGCAAA   AAG^     -       A    C      U-    UAAAAG 
 .       110       100         90        80         70