10        20        30           40        50       
AGAAAAGAAUUCCAUUAAAAGAAUAAAAGC--    -|     G      C   GCCCU 
                                UGGG GGGGGC GGGCCU GCG     G
                                GCCC CCCCUG CUCGGA UGC     C
AAAAAAAAAAAAAAAAUAAAAAAAAAAAAAAA    U^     A      C   UCCGA 
     110       100        90        80        70        60