#dinucleotide	frequency
AA	8553	0.165897276748
AC	2277	0.0441655675382
AG	2068	0.0401117231748
AN	1	1.93963845139e-05
AT	6757	0.131061370161
CA	2474	0.0479866552875
CC	1371	0.0265924431686
CG	878	0.0170300256032
CN	2	3.87927690279e-05
CT	1963	0.0380751028008
GA	2117	0.041062146016
GC	1193	0.0231398867251
GG	1266	0.0245558227946
GT	2136	0.0414306773217
NA	1	1.93963845139e-05
NC	1	1.93963845139e-05
NG	1	1.93963845139e-05
NN	2	3.87927690279e-05
TA	6511	0.12628985957
TC	1846	0.0358057258127
TG	2499	0.0484715649003
TT	7639	0.148168981302