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Adding wdl to get bedgraphs with coverage
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version 1.0 | ||
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workflow bamtobigwig { | ||
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input { | ||
File genome | ||
File fastq | ||
} | ||
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call minimapalign { | ||
input: | ||
fastq = fastq, | ||
genome = genome | ||
} | ||
call filter { | ||
input: | ||
sortedbam = minimapalign.sortedbam | ||
} | ||
call tobedgraph { | ||
input: | ||
genome = genome, | ||
filteredbai = filter.filteredbai, | ||
filteredbam = filter.filteredbam | ||
} | ||
output { | ||
File FivemCcpgbedgraph = tobedgraph.FivemCcpgbedgraph | ||
} | ||
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meta { | ||
author: "Martin Aryee" | ||
email:"[email protected]" | ||
} | ||
} | ||
task minimapalign { | ||
input { | ||
File fastq | ||
File genome | ||
} | ||
command <<< | ||
samtools import -T "*" ~{fastq} > temp.bam | ||
samtools fastq -T "*" temp.bam | minimap2 -ax map-ont -y ~{genome} - | samtools sort -T tmp -o sorted.bam | ||
samtools index sorted.bam | ||
>>> | ||
runtime { | ||
docker: "us-central1-docker.pkg.dev/aryeelab/docker/minimap2:latest" | ||
memory: "64G" | ||
disks: "local-disk 500 SSD" | ||
cpu: 8 | ||
} | ||
output { | ||
File sortedbam = "sorted.bam" | ||
} | ||
} | ||
task filter { | ||
input { | ||
File sortedbam | ||
} | ||
command <<< | ||
samtools view -bh -q 50 ~{sortedbam} > filtered.bam | ||
samtools index filtered.bam | ||
>>> | ||
runtime { | ||
docker: "us-central1-docker.pkg.dev/aryeelab/docker/samtools:latest" | ||
memory: "64G" | ||
disks: "local-disk 500 SSD" | ||
cpu: 8 | ||
} | ||
output { | ||
File filteredbam = "filtered.bam" | ||
File filteredbai = "filtered.bam.bai" | ||
} | ||
} | ||
task tobedgraph { | ||
input { | ||
File genome | ||
File filteredbam | ||
File filteredbai | ||
} | ||
command <<< | ||
modkit pileup ~{filteredbam} big_5mc.bed --cpg --ref ~{genome} --combine-strands --ignore h --bedgraph | ||
>>> | ||
runtime { | ||
docker: "us-central1-docker.pkg.dev/aryeelab/docker/modkit:latest" | ||
memory: "64G" | ||
disks: "local-disk 500 SSD" | ||
cpu: 8 | ||
} | ||
output { | ||
File FivemCcpgbedgraph = "5mC.cpg.bedgraph" | ||
} | ||
} |