10        20          30        40        50        60  
CAAACCAAAAUCAUGCUUAC--| U   A      UG   UU          U  UGUGUGUG 
                      UA CAA GUUAGC  GUC  UGCUAAAUAU UG        \
                      AU GUU CGAUCG  CAG  ACGAUUUAUA AC        U
UCCUUCAAAUCAGCAACAACGA^ C   A      GU   U-          C  UUUAAAUG 
  120       110       100        90         80        70