#dinucleotide	frequency
AA	2306602	0.0607041789183
AC	2203792	0.0579984686854
AG	2436200	0.0641148844407
AN	171	4.50030590237e-06
AT	2217912	0.0583700728921
CA	2617862	0.0688957883637
CC	2208391	0.0581195032283
CG	2231353	0.058723807463
CN	158	4.15817738348e-06
CT	2439906	0.0642124173862
GA	2483520	0.0653602322495
GC	2603839	0.0685267369621
GG	2213600	0.0582565914941
GN	171	4.50030590237e-06
GT	2215334	0.058302226175
NA	173	4.55294105913e-06
NC	170	4.473988324e-06
NG	157	4.1318598051e-06
NN	633176	0.0166636590061
NT	157	4.1318598051e-06
TA	1756524	0.0462274580401
TC	2481476	0.0653064391193
TG	2635153	0.0693508456114
TN	157	4.1318598051e-06
TT	2311463	0.0608321086668