#dinucleotide	frequency
AA	2144	0.142156212704
AC	977	0.0647792070017
AG	592	0.0392520885824
AR	2	0.000132608407373
AT	1941	0.128696459356
CA	1340	0.0888476329399
CC	823	0.054568359634
CG	161	0.0106749767935
CT	904	0.0599390001326
GA	527	0.0349423153428
GC	340	0.0225434292534
GG	241	0.0159793130884
GT	375	0.0248640763824
RA	1	6.63042036865e-05
RG	1	6.63042036865e-05
TA	1644	0.109004110861
TC	1087	0.0720726694072
TG	488	0.032356451399
TT	1490	0.0987932634929
TW	1	6.63042036865e-05
TY	1	6.63042036865e-05
WT	1	6.63042036865e-05
YC	1	6.63042036865e-05