10          20        30        40        50         
AAAUGAGGGAUAGAGAGAC--|  A   UA            UG  A   UC   GAGAU 
                     GCA GUA  UUUGGGAUUUCG  GG CAU  UGU     A
                     UGU CGU  AAAUCCUAAAGC  CC GUA  ACA     G
ACGCACACUUUCCUCACAGCA^  A   GC            GU  C   --   GUAAA 
      110       100        90        80        70          60