Pos	A	C	G	T
1	0.0	0.0	1.0	0.0
2	1.0	0.0	0.0	0.0
3	1.0	0.0	0.0	0.0
4	0.51351351351351	0.0	0.48648648648649	0.0
5	0.0	1.0	0.0	0.0
6	0.0	0.7027027027027	0.2972972972973	0.0