#dinucleotide	frequency
AA	2123714	0.0755357616988
AC	1616214	0.0574851206699
AG	1759699	0.0625885615133
AN	549	1.95267033003e-05
AT	1722255	0.0612567620991
CA	1986512	0.0706557931265
CC	1558008	0.0554148633069
CG	1445458	0.0514117112915
CN	193	6.86457875584e-06
CT	1753347	0.0623626350664
GA	1691171	0.060151173674
GC	1883667	0.066997826276
GG	1552743	0.0552275990211
GN	160	5.69084249188e-06
GT	1605510	0.0571044033072
NA	553	1.96689743626e-05
NC	163	5.79754578861e-06
NG	177	6.29549450665e-06
NN	217912	0.00775064293182
NT	593	2.10916849855e-05
TA	1420441	0.0505219125001
TC	1685470	0.0599484018425
TG	1975185	0.0702529170458
TN	584	2.07715750954e-05
TT	2115067	0.0752282072299