Pos	A	C	G	U
1	0.365166	0.152663	0.329508	0.152663
2	0.06529	0.06529	0.721989	0.147432
3	0.611735	0.022519	0.022519	0.343227
4	0.009096	0.009096	0.972711	0.009096
5	0.009096	0.009096	0.009096	0.972711
6	0.972711	0.009096	0.009096	0.009096
7	0.009096	0.009096	0.972711	0.009096
8	0.425473	0.098521	0.098521	0.377485