ID test
PO	A	C	G	U
0	0.523304660932	0.0	0.0	0.476695339068
1	0.0	0.0	1.0	0.0
2	0.0	0.0	1.0	0.0
3	0.0	0.0	1.0	0.0
4	0.299159831966	0.0539107821564	0.0539107821564	0.593018603721