Pos	A	C	G	T
1	0.0	0.125	0.0	0.875
2	0.454545454545455	0.0	0.545454545454545	0.0
3	0.0	1.0	0.0	0.0
4	1.0	0.0	0.0	0.0
5	0.0	1.0	0.0	0.0
6	1.0	0.0	0.0	0.0
7	0.0	1.0	0.0	0.0
8	0.75	0.0	0.125	0.125