#dinucleotide	frequency
AA	444058	0.0722746886735
AC	336721	0.05480456482
AG	397292	0.0646630746715
AN	65	1.05793719824e-05
AT	371298	0.0604323024359
CA	422995	0.0688464838725
CC	348880	0.056783558419
CG	354965	0.0577739503961
CN	32	5.20830620674e-06
CT	396096	0.064468414227
GA	412921	0.0672068439748
GC	431292	0.0701969000161
GG	352457	0.0573657493971
GN	34	5.53382534466e-06
GT	335754	0.0546471763168
NA	43	6.9986614653e-06
NC	32	5.20830620674e-06
NG	56	9.11453586179e-06
NN	3	4.88278706882e-07
NT	21	3.41795094817e-06
TA	269716	0.0438988599018
TC	405832	0.0660530413904
TG	427590	0.0695943640919
TN	21	3.41795094817e-06
TT	435858	0.070940060208