#dinucleotide	frequency
AA	1431	0.0857862238475
AC	1163	0.0697200407649
AG	929	0.0556921047899
AS	1	5.99484443379e-05
AT	1271	0.0761944727534
CA	1209	0.0724776692045
CC	1361	0.0815898327438
CG	479	0.0287153048378
CT	1268	0.0760146274204
GA	809	0.0484982914693
GC	821	0.0492176728014
GG	748	0.0448414363647
GT	632	0.0378874168215
SA	1	5.99484443379e-05
TA	1345	0.0806306576344
TC	972	0.0582698878964
TG	854	0.0511959714645
TT	1387	0.0831484922966