sample_id experiment_id biosample factor treatment replicate control_id fastq_read1 A1 A tissueA H3K27AC None 1 B1 A1.fastq.gz A2 A tissueA H3K27AC None 2 B2 A2.fastq.gz B1 B tissueB Input None 1 B1 B1.fastq.gz B2 B tissueB Input None 2 B2 B2.fastq.gz