#dinucleotide	frequency
AA	155742	0.0203059808912
AC	329821	0.043002779748
AG	385184	0.0502211281709
AN	22	2.86840787717e-06
AT	229318	0.0298989798899
CA	358500	0.0467420101802
CC	821603	0.107122387141
CG	1160150	0.151262881759
CN	58	7.56216622163e-06
CT	385118	0.0502125229473
GA	511772	0.0667259470961
GC	1060379	0.138254521654
GG	827683	0.107915110773
GN	55	7.17101969292e-06
GT	332971	0.0434134836031
NA	21	2.73802570093e-06
NC	58	7.56216622163e-06
NG	53	6.91025534045e-06
NN	7750	0.00101046186582
NT	20	2.6076435247e-06
TA	74051	0.00965493053238
TC	513567	0.0669599831025
TG	359792	0.0469104639519
TN	17	2.21649699599e-06
TT	156055	0.0203467905123