#dinucleotide	frequency
AA	2449	0.159908586353
AC	508	0.0331700946784
AG	470	0.0306888671237
AN	2	0.000130590923931
AT	2524	0.164805746001
CA	590	0.0385243225596
CC	329	0.0214822069866
CG	94	0.00613777342475
CT	673	0.0439438459027
GA	494	0.0322559582109
GC	171	0.0111655239961
GG	185	0.0120796604636
GN	1	6.52954619654e-05
GT	325	0.0212210251388
NA	2	0.000130590923931
NN	12	0.000783545543585
NT	2	0.000130590923931
TA	2419	0.157949722494
TC	678	0.0442703232125
TG	427	0.0278811622592
TN	1	6.52954619654e-05
TT	2959	0.193209271956