10            20        30        40        50        60
CGAGUCCCUGCAGCUGG----|   UC       UA        CA          GUUUACG 
                     CUGG  CGUGGUC  GGUAGUUU  UGUUGUUGGG       C
                     GACC  GCGCCAG  CCGUCAAA  ACGACAGCCU       U
CCAGCGGAUGCGGCAAUAACC^   --       GC        AG          GUAGACC 
120       110       100          90        80        70