Pos	A	C	G	U
1	0	0.042553191489362	0	0.95744680851064
2	1	0	0	0
3	0	0	1	0
4	0.021276595744681	0	0.97872340425532	0
5	0.1063829787234	0.021276595744681	0.78723404255319	0.085106382978723
6	0.5531914893617	0	0	0.4468085106383