#dinucleotide	frequency
AA	2588	0.0964448088246
AC	1603	0.0597376462697
AG	1571	0.0585451293136
AR	1	3.72661548781e-05
AT	1923	0.0716628158307
AY	1	3.72661548781e-05
CA	1584	0.059029589327
CC	1863	0.069426846538
CG	667	0.0248565253037
CT	2213	0.0824700007453
CY	1	3.72661548781e-05
GA	1242	0.0462845643586
GC	1109	0.0413281657599
GG	1183	0.0440858612208
GT	1189	0.0443094581501
GW	1	3.72661548781e-05
MG	1	3.72661548781e-05
RA	1	3.72661548781e-05
TA	2271	0.0846314377283
TC	1752	0.0652903033465
TG	1300	0.0484460013416
TM	1	3.72661548781e-05
TT	2764	0.103003652083
TY	1	3.72661548781e-05
WT	1	3.72661548781e-05
YA	1	3.72661548781e-05
YG	2	7.45323097563e-05