#dinucleotide	frequency
AA	1907	0.104407336436
AC	1688	0.0924171913496
AG	865	0.0473583356146
AT	1351	0.0739666027922
CA	1746	0.0955926635642
CC	1917	0.104954831645
CG	456	0.0249657815494
CT	1618	0.0885847248837
GA	709	0.0388174103477
GC	765	0.0418833835204
GG	433	0.0237065425678
GT	413	0.0226115521489
RC	1	5.47495209417e-05
TA	1449	0.0793320558445
TC	1366	0.0747878456064
TG	566	0.030988228853
TR	1	5.47495209417e-05
TT	1014	0.0555160142349