#dinucleotide	frequency
AA	130798	0.0280384209412
AC	218742	0.0468904744225
AG	232649	0.0498716386607
AT	195751	0.0419620249366
CA	239060	0.0512459281502
CC	437630	0.0938122460319
CG	644753	0.138212021721
CN	4	8.57457176445e-07
CT	234731	0.050317945121
GA	350642	0.0751651248158
GC	549673	0.117830264637
GG	438089	0.0939106392429
GN	1	2.14364294111e-07
GT	215754	0.0462499539117
NC	3	6.43092882334e-07
NG	3	6.43092882334e-07
NN	100	2.14364294111e-05
TA	57440	0.0123130850537
TC	350129	0.0750551559329
TG	238666	0.0511614686184
TN	1	2.14364294111e-07
TT	130337	0.0279395990016