#dinucleotide	frequency
AA	1744	0.10643881599
AC	1410	0.0860543179738
AG	818	0.049923710711
AT	1412	0.0861763808361
CA	1386	0.0845895636253
CC	1295	0.0790357033872
CG	338	0.0206286237412
CN	1	6.10314311871e-05
CT	1378	0.0841013121758
GA	655	0.0399755874275
GC	574	0.0350320415014
GG	398	0.0242905096125
GT	479	0.0292340555386
NA	1	6.10314311871e-05
TA	1598	0.0975282270369
TC	1120	0.0683552029295
TG	551	0.0336283185841
TT	1227	0.0748855660665