#dinucleotide	frequency
AA	2740	0.170673975333
AC	815	0.0507661641958
AG	618	0.038495079108
AT	2223	0.138470163199
CA	989	0.0616045845272
CC	525	0.0327021303102
CG	155	0.00965491466301
CT	784	0.0488351812632
GA	574	0.0357543291392
GC	261	0.0162576304971
GG	262	0.0163199202691
GT	420	0.0261617042482
TA	2093	0.130372492837
TC	852	0.0530708857606
TG	482	0.0300236701134
TT	2261	0.140837174536