#dinucleotide	frequency
AA	6521	0.186340905844
AC	1226	0.0350335762252
AG	1546	0.0441777396771
AT	4751	0.13576225175
CA	1118	0.0319474210602
CC	652	0.0186312330333
CG	442	0.012630375768
CT	1487	0.0424917845406
GA	1310	0.0374339191313
GC	554	0.0158308329761
GG	699	0.0199742820403
GT	1235	0.0352907558223
TA	5095	0.145592227461
TC	1268	0.0362337476782
TG	1110	0.0317188169739
TT	5981	0.170910130019