#dinucleotide	frequency
AA	2102	0.138107752957
AC	279	0.0183311432326
AG	700	0.0459921156373
AT	2092	0.137450722733
CA	329	0.0216162943495
CC	119	0.00781865965834
CG	127	0.00834428383706
CT	328	0.0215505913272
GA	546	0.0358738501971
GC	172	0.0113009198423
GG	426	0.0279894875164
GN	1	6.5703022339e-05
GT	1043	0.0685282522996
NA	1	6.5703022339e-05
NN	1	6.5703022339e-05
NT	2	0.000131406044678
TA	2195	0.144218134034
TC	333	0.0218791064389
TG	935	0.061432325887
TN	2	0.000131406044678
TT	3487	0.229106438896