10          20         30        40        50        60 
ACGACUGUAAUAAUAUU--          -|  A         CCU  G      GUUUUAGA 
                   UUGUCUUGCU UUG CUCACUCAA   GG UGUGAU        U
                   GAUAGGACGA AGC GAGUGAGUU   CC ACACUA        C
CACACAUACACACCUUUAA          U^  -         CCU  A      CCUAUGGU 
  120       110       100         90        80        70