#dinucleotide	frequency
AA	1871	0.117032588979
AC	903	0.0564833927566
AG	833	0.0521048351786
AR	1	6.25508225433e-05
AT	1787	0.111778319885
CA	937	0.0586101207231
CC	669	0.0418465002815
CG	233	0.0145743416526
CT	1175	0.0734972164884
GA	659	0.041220992056
GC	443	0.0277100143867
GG	358	0.0223931944705
GT	547	0.0342152999312
RA	1	6.25508225433e-05
TA	1927	0.120535435041
TC	999	0.0624882717208
TG	583	0.0364671295428
TT	2061	0.128917245262