#dinucleotide	frequency
AA	5029	0.156131636138
AC	1317	0.0408879230053
AG	1577	0.048959950326
AT	3976	0.123439925489
CA	1509	0.046848804719
CC	778	0.0241539894443
CG	513	0.0159267308289
CT	1302	0.0404222291214
GA	1503	0.0466625271655
GC	701	0.021763427507
GG	894	0.0277553554797
GT	1518	0.0471282210494
TA	3857	0.119745420677
TC	1306	0.0405464141571
TG	1632	0.0506674945669
TT	4798	0.148959950326