system_genetics/rnaseq/step5_count/snippet.sh

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#!/bin/bash
PROJECT_DIRECTORY="/groups/umcg-griac/tmp01/rawdata/$(whoami)/rnaseq"
COUNT_OUTPUT="${PROJECT_DIRECTORY}/step5"
mkdir -p "${COUNT_OUTPUT}"
# Storage location of annotation on Gearshift.
REFERENCE_DATA="/groups/umcg-griac/prm03/rawdata/reference/genome"
GTF_FILE="${REFERENCE_DATA}/Homo_sapiens.GRCh38.100.gtf"
# Where our alignment file was stored.
BAM="${PROJECT_DIRECTORY}/step3/alignment/sample1_Aligned.sortedByCoord.out.bam"
# Compute counts using htseq-count.
#
# N.B.:
# - If you are processing multiple files, you can use the --nprocesses flag to
# compute the files in parallel.
htseq-count \
${BAM} \
${GTF_FILE} \
> ${COUNT_OUTPUT}/counts.txt