#dinucleotide	frequency
AA	200145	0.0306142255769
AC	314382	0.0480879435675
AG	371712	0.0568571536518
AN	3	4.58880695149e-07
AT	216074	0.0330507291079
CA	401509	0.0614149096762
CC	606995	0.0928460958507
CG	788694	0.120638816993
CN	2	3.05920463433e-07
CT	370164	0.0566203712131
GA	399730	0.061142793424
GC	844999	0.12925124284
GG	607526	0.0929273177337
GN	3	4.58880695149e-07
GT	314328	0.048079683715
NA	1	1.52960231716e-07
NC	3	4.58880695149e-07
NG	4	6.11840926866e-07
NN	2	3.05920463433e-07
NT	1	1.52960231716e-07
TA	100931	0.0154384291474
TC	400985	0.0613347585148
TG	398651	0.060977749334
TN	1	1.52960231716e-07
TT	200802	0.0307147204491