10        20           30        40        50         
UCACACACAGAGGUUGUCUGC---|    A  A         U         G   UCGGA 
                        UCUGA CG UGAAAGACA GGGUAGUGA ACG     G
                        GGGCU GC GCUUUUUGU CUUAUCACU UGC     C
UCAAAUGUCGAAGGUCCAGUGCUA^    -  C         -         A   UGCUC 
       110       100         90        80         70        60