#dinucleotide	frequency
AA	2849	0.217630433122
AC	364	0.0278053624628
AG	438	0.0334581009854
AT	2043	0.15606141624
CA	425	0.032465052326
CC	136	0.0103888167443
CG	59	0.00450691314644
CT	431	0.0329233824765
GA	458	0.0349858681537
GC	94	0.00718050569093
GG	155	0.0118401955542
GT	287	0.0219234588649
TA	1962	0.149873959209
TC	457	0.0349094797953
TG	342	0.0261248185776
TT	2591	0.197922236651