#dinucleotide	frequency
AA	1567797	0.115896433424
AC	679206	0.0502090212957
AG	721176	0.0533115743117
AN	105	7.76192677339e-06
AT	1466588	0.108414749169
CA	841013	0.0621702982997
CC	447800	0.0331027696107
CG	291988	0.0215846616639
CN	62	4.58323295191e-06
CT	725320	0.0536179116883
GA	834405	0.0616818143748
GC	340452	0.02516727137
GG	445898	0.0329621678514
GN	46	3.40046315787e-06
GT	677615	0.0500914096243
NA	137	1.01274663615e-05
NC	58	4.2875405034e-06
NG	48	3.54830938212e-06
NN	42007	0.00310528817114
NT	91	6.72700320361e-06
TA	1191520	0.0880808665622
TC	838667	0.0619968746787
TG	839305	0.0620440376242
TN	121	8.94469656743e-06
TT	1576144	0.116513469641