From Raw Reads to Gene Counts







8. Key Commands Summary

Step Command
Quality Control fastqc *.fq
Trimming cutadapt -q 20 -m 30 -o trimmed.fq input.fq
Alignment hisat2 -x index -U trimmed.fq -S aligned.sam
SAM → BAM `samtools view -bS aligned.sam
BAM Index samtools index aligned.bam
Quantification featureCounts -a annotation.gtf -o counts.txt aligned.bam