#dinucleotide	frequency
AA	1460	0.0937520066782
AC	1410	0.090541321518
AG	851	0.0546458614268
AN	4	0.000256854812817
AT	1037	0.0665896102228
CA	1456	0.0934951518654
CC	1755	0.112695049123
CG	412	0.0264560457202
CN	3	0.000192641109613
CT	1448	0.0929814422398
GA	660	0.0423810441148
GC	717	0.0460412251975
GG	419	0.0269055416426
GT	357	0.0229242920439
NA	1	6.42137032043e-05
NC	4	0.000256854812817
NG	1	6.42137032043e-05
NN	1	6.42137032043e-05
NT	1	6.42137032043e-05
TA	1184	0.0760290245938
TC	1189	0.0763500931099
TG	470	0.030180440506
TT	733	0.0470686444487