#dinucleotide	frequency
AA	2210	0.140791233994
AC	1050	0.0668917627572
AG	758	0.0482894820666
AT	1728	0.110084729566
CA	1074	0.0684207173345
CC	705	0.0449130407084
CG	296	0.0188571064535
CT	977	0.0622411925846
GA	663	0.0422373701981
GC	437	0.0278397145951
GG	398	0.025355163407
GT	491	0.0312798623941
NA	1	6.37064407212e-05
NC	1	6.37064407212e-05
NT	1	6.37064407212e-05
TA	1798	0.114544180417
TC	859	0.0547238325795
TG	537	0.0342103586673
TN	3	0.000191119322163
TT	1710	0.108938013633