ID test
PO	A	C	G	U
0	0.0	0.0	0.0	1.0
1	1.0	0.0	0.0	0.0
2	0.0	0.0	0.0	1.0
3	0.154230846169	0.0	0.0	0.845769153831
4	0.251850370074	0.0	0.0	0.748149629926