#dinucleotide	frequency
AA	1225735	0.109250129841
AC	577984	0.0515158880556
AG	628147	0.0559869313587
AN	6	5.34781807686e-07
AT	1117012	0.0995596160944
CA	742829	0.0662085725702
CC	432083	0.0385116879684
CG	258616	0.0230505219961
CN	2	1.78260602562e-07
CT	625468	0.0557481512816
GA	725105	0.0646288271103
GC	327581	0.0291973932239
GG	434103	0.038691731177
GT	578925	0.0515997596691
NA	7	6.23912108966e-07
NC	1	8.91303012809e-08
NG	2	1.78260602562e-07
NN	117	1.04282452499e-05
NT	2	1.78260602562e-07
TA	855205	0.0762246793069
TC	721347	0.0642938754381
TG	744845	0.0663882592576
TN	4	3.56521205124e-07
TT	1224403	0.109131408279