ID test
PO	A	C	G	U
0	0.0	0.0	1.0	0.0
1	0.0	1.0	0.0	0.0
2	0.0	0.518351835184	0.481648164816	0.0
3	0.0	1.0	0.0	0.0
4	0.0	1.0	0.0	0.0