ID test
PO	A	C	G	U
0	0.336400920276	0.180354106232	0.180254076223	0.302990897269
1	0.0	0.0	1.0	0.0
2	0.0	1.0	0.0	0.0
3	0.709712913874	0.124437331199	0.0	0.165849754926
4	0.0	0.0	1.0	0.0
5	0.0697209162749	0.59877963389	0.0697209162749	0.26177853356