PO	A	C	G	U
1	0.262300742380481	0.614345309485022	0.0616769744596801	0.0616769744596801
2	0.801041303545402	0.125129338890078	0.0369146768168474	0.0369146768168474
3	0.959536415043032	0.0134878605141575	0.0134878605141575	0.0134878605141575
4	0.859392416218193	0.0134878605141575	0.0134878605141575	0.113631859338998
5	0.678817472788046	0.0134878605141575	0.0134878605141575	0.294206802769144
6	0.687587158505481	0.0134878605141575	0.0134878605141575	0.285437117051709
7	0.151404906722671	0.0601313472515777	0.55060451193159	0.237859229506601