10          20        30        40        50        60 
GCAGUUAUGAUAAUUUA--|  A   U      U         CU        GGUUGCAAG 
                   GCG GAU UUCUGU GUGCUUGAU  AACCAUGU         G
                   CGC CUG AAGGUA CACGAACUG  UUGGUACA         U
ACGGUACGACAUCUUUCGA^  A   C      C         UC        AAAUGAGUA 
  120       110       100        90        80        70