10          20        30         40        50        60
CUGAGACGCCCAGGCUUU--          CAGA-|    A              GUUAUAU 
                    GGAAAUGGCU     UGUUG GUAUCAAACUGUAU       A
                    CUUUUGCCGA     ACGAC CAUAGUUUGAUAUA       U
AUGUUUGCUACGGAACACUU          ACAAC^    A              UGUACUG 
 120       110       100        90        80        70