#dinucleotide	frequency
AA	1697	0.10254396036
AC	1298	0.0784337422201
AG	772	0.0466493443713
AT	1596	0.0964408725603
CA	1284	0.0775877696538
CC	1272	0.0768626503112
CG	325	0.019638648861
CT	1363	0.0823614719923
GA	614	0.0371019396942
GC	617	0.0372832195299
GG	433	0.026164722944
GT	447	0.0270106955103
TA	1768	0.106834249804
TC	1058	0.0639313553689
TG	580	0.0350474348903
TT	1425	0.0861079219288