Pos	A	C	G	U
1	0.019230769230769	0.98076923076923	0	0
2	0.21153846153846	0	0	0.78846153846154
3	0.019230769230769	0.96153846153846	0	0.019230769230769
4	0.88461538461538	0.096153846153846	0	0.019230769230769
5	0.96078431372549	0	0.019607843137255	0.019607843137255