ID test
PO	A	C	G	U
0	0.0	0.0	0.0	1.0
1	0.417241724172	0.0	0.252725272527	0.3300330033
2	0.0	0.0	0.0	1.0
3	0.0	0.0	0.0	1.0
4	0.046504650465	0.046504650465	0.046404640464	0.860586058606