Pos	A	C	G	U
1	0.364986	0.152656	0.329702	0.152656
2	0.065507	0.065507	0.721188	0.147799
3	0.612149	0.022603	0.022603	0.342644
4	0.009086	0.009086	0.972741	0.009086
5	0.009086	0.009086	0.009086	0.972741
6	0.972741	0.009086	0.009086	0.009086
7	0.009086	0.009086	0.972741	0.009086
8	0.424605	0.0985	0.0985	0.378395