files	group	description
alignments/01/4fold_counts.txt	A	A
alignments/02/4fold_counts.txt	A	A
alignments/03/4fold_counts.txt	A	A
alignments/04/4fold_counts.txt	A	A
alignments/05/4fold_counts.txt	A	A
alignments/06/4fold_counts.txt	A	A
alignments/07/4fold_counts.txt	A	A
alignments/08/4fold_counts.txt	A	A
alignments/09/4fold_counts.txt	A	A
alignments/10/4fold_counts.txt	A	A
alignments/11/4fold_counts.txt	B	B
alignments/12/4fold_counts.txt	B	B
alignments/13/4fold_counts.txt	B	B
alignments/14/4fold_counts.txt	B	B
alignments/15/4fold_counts.txt	B	B
alignments/16/4fold_counts.txt	B	B
alignments/17/4fold_counts.txt	B	B
alignments/18/4fold_counts.txt	B	B
alignments/19/4fold_counts.txt	B	B
alignments/20/4fold_counts.txt	B	B