#dinucleotide	frequency
AA	2140	0.136662622134
AC	938	0.0599016540009
AG	785	0.0501309151287
AR	1	6.38610383805e-05
AT	1700	0.108563765247
CA	968	0.0618174851523
CC	659	0.0420844242927
CG	270	0.0172424803627
CT	1038	0.0662877578389
GA	665	0.042467590523
GC	489	0.0312280477681
GG	453	0.0289290503864
GT	451	0.0288013283096
KG	1	6.38610383805e-05
RA	1	6.38610383805e-05
TA	1789	0.114247397663
TC	849	0.054218021585
TG	549	0.0350597100709
TK	1	6.38610383805e-05
TT	1912	0.122102305383