#dinucleotide	frequency
AA	3424	0.2255748073
AC	569	0.0374860003953
AG	376	0.0247710652876
AT	2576	0.169708149417
CA	678	0.044666974109
CC	252	0.0166018841821
CG	67	0.00441399301667
CT	522	0.0343896172343
GA	443	0.0291850583042
GC	127	0.00836682258383
GG	128	0.00843270307662
GT	179	0.0117926082087
TA	2400	0.158113182687
TC	571	0.0376177613809
TG	306	0.0201594307925
TT	2561	0.168719942025