ID test
PO	A	C	G	U
0	0.4549909982	0.0754150830166	0.0754150830166	0.394178835767
1	0.0	1.0	0.0	0.0
2	0.0	0.0	1.0	0.0
3	0.0	0.0	1.0	0.0
4	0.0	0.0	0.69823964793	0.30176035207
5	0.476395279056	0.174634926985	0.174534906981	0.174434886977