#dinucleotide	frequency
AA	1603	0.0972871275111
AC	1471	0.0892759604297
AG	779	0.0472780239121
AN	1	6.06906597075e-05
AT	1222	0.0741639861625
CA	1544	0.0937063785883
CC	1763	0.106997633064
CG	476	0.0288887540208
CN	1	6.06906597075e-05
CT	1397	0.0847848516113
GA	625	0.0379316623172
GC	724	0.0439400376282
GG	459	0.0278570128057
GT	440	0.0267038902713
NA	1	6.06906597075e-05
NT	2	0.000121381319415
TA	1303	0.0790799295988
TC	1224	0.0742853674819
TG	533	0.0323481216241
TN	1	6.06906597075e-05
TT	908	0.0551071190144