Pos	A	C	G	U
1	0.364903	0.152663	0.32977	0.152663
2	0.065583	0.065583	0.720905	0.14793
3	0.612229	0.022643	0.022643	0.342485
4	0.00907	0.00907	0.972791	0.00907
5	0.00907	0.00907	0.00907	0.972791
6	0.972791	0.00907	0.00907	0.00907
7	0.00907	0.00907	0.972791	0.00907
8	0.424289	0.098489	0.098489	0.378732