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snakemake-RNAseq

snakemake-RNAseq

作者: 球果假水晶蓝 | 来源:发表于2022-01-15 23:00 被阅读0次
    #  snakemake.py
    SAMPLE = ['BLO_S','KID_S']
    TIME = [1,2,3,4]
    REP = ['1','2','3']
    gtffile = "/public1/home/stu_zhangyixing/workspace/snakemake/RNASeq-ref/2.Quantification/script/run_Quantification.sh"
    rule all:
        input:
            expand("2.Quantification/{sample}{time}_LD{rep}", sample = SAMPLE, time=TIME, rep=REP)
    rule hisat2_build:
    # hisat2-build ../ref/genome.fasta ../ref/genome 1>hisat2-build.log 2>&1
        input:
            "ref/genome.fasta"
        output:
            "ref/genome"
        shell:
            "hisat2-build {input} {output} "
    
    rule hisat2:
    # hisat2 --new-summary -p 10 -x ../ref/genome -U ../data/BLO_S1_LD1.fq.gz -S BLO_S1_LD1.sam --rna-strandness R 1>BLO_S1_LD1.log 2>&1
    # BLO_S1_LD1.fq.gz  BLO_S2_LD3.fq.gz
        input:
            "ref/genome",
            "data/{sample}{time}_LD{rep}.fq.gz"
        output:
            "1.Mapping/{sample}{time}_LD{rep}.sam"
    
        shell:
            "hisat2 --new-summary -p 10 -x {input[0]} -U {input[1]} -S {output} --rna-strandness R "
    
    
    rule samtobam:
    # samtools sort -o BLO_S1_LD1.bam BLO_S1_LD1.sam
        input:
            "1.Mapping/{sample}{time}_LD{rep}.sam"
        output:
            "1.Mapping/{sample}{time}_LD{rep}.bam"
        shell:
             "samtools sort -o {output} {input}"
             
    rule bam_build:
    #  samtools index BLO_S1_LD1.bam
        input:
            "1.Mapping/{sample}{time}_LD{rep}.bam"
        output:
            "1.Mapping/{sample}{time}_LD{rep}.bam.bai"
        shell:
            "samtools index {input}"
    rule quantification:
    # /public1/home/stu_zhangyixing/workspace/snakemake/RNASeq-ref/2.Quantification/script/run_Quantification.sh 
        input:
            "1.Mapping/{sample}{time}_LD{rep}.bam",
            "ref/genes.gtf",
            "1.Mapping/{sample}{time}_LD{rep}.bam.bai" 
        output:
            "2.Quantification/{sample}{time}_LD{rep}"
        script:
            "Rscript {gtffile} -b {input[0]} -g {input[1]} -o {output}"
    
    rulegraph.png
    # snakemake -np 不执行,只是打印出来要执行的命令, -s  指定要打开的文件, 不加-s 默认是Snakefile
    snakemake -np -s snakemake.py  
    
    

    下面的job list 是以26字母的顺序排列的,我以为是按任务顺序呢。一直在找错误原因

    image.png

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