#dinucleotide	frequency
AA	2437	0.178430224045
AC	1456	0.106604188022
AG	651	0.0476643725289
AT	1017	0.0744618538585
CA	1291	0.0945233562747
CC	1156	0.0846390393908
CG	196	0.0143505637721
CT	972	0.0711670815639
GA	434	0.0317762483526
GC	447	0.03272807146
GG	209	0.0153023868795
GT	331	0.024234880656
TA	1399	0.102430809782
TC	557	0.0407819592913
TG	365	0.0267242641675
TT	740	0.0541806999561