#dinucleotide	frequency
AA	1376	0.0917516836701
AC	905	0.0603454024138
AG	759	0.0506101220244
AT	1436	0.0957524838301
CA	909	0.0606121224245
CC	890	0.0593452023738
CG	359	0.0239381209575
CN	2	0.000133360005334
CT	1222	0.0814829632593
GA	633	0.0422084416883
GC	559	0.037274121491
GG	562	0.037474161499
GT	616	0.041074881643
NG	1	6.66800026672e-05
NN	2	0.000133360005334
NT	1	6.66800026672e-05
TA	1557	0.103820764153
TC	1028	0.0685470427419
TG	689	0.0459425218377
TT	1491	0.0994198839768