group,replicate,control_group,fastq_1,fastq_2 h3k27me3,1,1,READ1_FASTQ.gz,READ2_FASTQ.gz h3k27me3,2,1,READ1_FASTQ.gz,READ2_FASTQ.gz h3k4me3,1,2,READ1_FASTQ.gz,READ2_FASTQ.gz h3k4me3,2,2,READ1_FASTQ.gz,READ2_FASTQ.gz igg,1,1,READ1_FASTQ.gz,READ2_FASTQ.gz igg,2,2,READ1_FASTQ.gz,READ2_FASTQ.gz