10            20        30        40        50         
UCGCCCGCCUCGCUCAG----|   UC          GU      A          AUUGAA 
                     CUGG  UGUGGCUUAG  AGUUUC UGUUGUUGGG      \
                     GACU  ACAUUGAGUC  UCAAAG ACAACGGCUC      U
CCCCGGGUGCUGCUUUUGGCU^   --          UG      A          AAGUUU 
       110       100          90        80        70        60