#dinucleotide	frequency
AA	1448	0.0876248108926
AC	1261	0.076308623298
AG	888	0.0537367624811
AT	1000	0.0605143721634
CA	1239	0.0749773071104
CC	1843	0.111527987897
CG	529	0.0320121028744
CT	1485	0.0898638426626
GA	781	0.0472617246596
GC	826	0.049984871407
GG	588	0.0355824508321
GS	1	6.05143721634e-05
GT	495	0.0299546142209
RA	1	6.05143721634e-05
SC	1	6.05143721634e-05
TA	1128	0.0682602118003
TC	1166	0.0705597579425
TG	685	0.0414523449319
TR	1	6.05143721634e-05
TT	1159	0.0701361573374