#dinucleotide	frequency
AA	2226	0.136472319294
AC	868	0.0532156213598
AG	568	0.0348231254981
AT	2017	0.12365888051
CA	825	0.0505793636196
CC	702	0.0430384403164
CG	170	0.0104224143216
CT	1225	0.0751026914352
GA	498	0.0305315431304
GC	348	0.0213352951996
GG	254	0.0155723131629
GT	429	0.0263012690822
TA	2129	0.130525412298
TC	1004	0.0615535528171
TG	537	0.0329225675924
TT	2511	0.153945190362