10          20        30        40        50        
GUUUGUGGAUCCAGACU--|  U  AG   C        AAAG UG     C   UAGA 
                   GUG GC  UGC CUACUCAG    G  GUCAU ACA    C
                   CAC CG  ACG GAUGAGUC    C  CAGUG UGU    U
GCCACGUAGACAACACGAC^  U  AA   A        CGAA GU     A   UCAC 
      110       100        90        80        70        60