#dinucleotide	frequency
AA	1860	0.11030719962
AC	1322	0.078401138655
AG	795	0.0471474320958
AN	1	5.93049460325e-05
AT	1689	0.100166053849
CA	1371	0.0813070810106
CC	1112	0.0659470999881
CG	340	0.020163681651
CT	1258	0.0746056221089
GA	669	0.0396750088957
GC	569	0.0337445142925
GG	428	0.0253825169019
GN	1	5.93049460325e-05
GT	486	0.0288222037718
NA	2	0.000118609892065
NT	1	5.93049460325e-05
TA	1766	0.104732534693
TC	1078	0.063930731823
TG	589	0.0349306132131
TN	1	5.93049460325e-05
TT	1524	0.0903807377535