#dinucleotide	frequency
AA	1274	0.0790371611142
AC	1264	0.0784167752342
AG	968	0.0600533531857
AT	906	0.0562069607296
CA	1335	0.0828215149823
CC	2026	0.125690179292
CG	554	0.034369377753
CK	1	6.20385880017e-05
CT	1395	0.0865438302624
CY	1	6.20385880017e-05
GA	763	0.0473354426453
GC	900	0.0558347292016
GG	613	0.0380296544451
GT	492	0.0305229852969
KA	1	6.20385880017e-05
TA	1039	0.0644580929338
TC	1122	0.0696072957379
TG	632	0.0392083876171
TT	832	0.0516161052174
YC	1	6.20385880017e-05