samtools index Selaginella_moellendorffii_stem_leaves_5GRO-seq_r1-GSM7439248-STAR-2.5.3a/STAR-2.5.3a-Aligned.sortedByCoord.out.bam
samtools index Selaginella_moellendorffii_stem_leaves_GRO-seq_r1-GSM7439251-STAR-2.5.3a/STAR-2.5.3a-Aligned.sortedByCoord.out.bam