PO	A	C	G	U
1	0.184856563952174	0.173741944161635	0.173171963659556	0.468229523455893
2	0.156523488695049	0.150250216872941	0.538128552164815	0.155097745099116
3	0.0169016828769017	0.949294956440969	0.0169016828769017	0.0169016828769017
4	0.0169016828769017	0.0169016828769017	0.949294956440969	0.0169016828769017
5	0.0169016828769017	0.949294956440969	0.0169016828769017	0.0169016828769017
6	0.0169016828769017	0.0169016828769017	0.949294956440969	0.0169016828769017
7	0.0399582446685517	0.791476075717119	0.0399582446685517	0.128607430492907