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  • cmccabe
    Senior Member
    • Jul 2012
    • 355

    #1

    bedtools sort by faidx

    The sort order of my bam file is:

    Code:
    cmccabe@DTV-A5211QLM:~/Desktop/NGS/pool_I_090215$ samtools view -H IonXpress_008_150902_newheader.bam | grep SQ | cut -f 2 | awk '{ sub(/^SN:/, ""); print;}'
    chr1
    chr2
    chr3
    chr4
    chr5
    chr6
    chr7
    chr8
    chr9
    chr10
    chr11
    chr12
    chr13
    chr14
    chr15
    chr16
    chr17
    chr18
    chr19
    chr20
    chr21
    chr22
    chrX
    chrY
    chrM
    So I created a names.txt to do a sortBed in bedtools but it appears that the option I need is not there.

    Code:
    Tool:    bedtools sort (aka sortBed)
    Version: v2.25.0
    Summary: Sorts a feature file in various and useful ways.
    
    Usage:   bedtools sort [OPTIONS] -i <bed/gff/vcf>
    
    Options: 
    	-sizeA			Sort by feature size in ascending order.
    	-sizeD			Sort by feature size in descending order.
    	-chrThenSizeA		Sort by chrom (asc), then feature size (asc).
    	-chrThenSizeD		Sort by chrom (asc), then feature size (desc).
    	-chrThenScoreA		Sort by chrom (asc), then score (asc).
    	-chrThenScoreD		Sort by chrom (asc), then score (desc).
    	-faidx (names.txt)	Sort according to the chromosomes declared in "names.txt"
    	-header	Print the header from the A file prior to results.
    
    cmccabe@DTV-A5211QLM:~/Desktop/NGS$ sortBed faidx -i /home/cmccabe/Desktop/NGS/bed/bedtools/xgen_targets.bed > /home/cmccabe/Desktop/NGS/bed/bedtools/xgen_targets_sorted.bed
    
    *****ERROR: Unrecognized parameter: faidx *****
    Basically, since the sort order of my bam is in "human ordering" I wanted to sort my bed in the same way. Thank you .
  • GenoMax
    Senior Member
    • Feb 2008
    • 7142

    #2
    Did you try

    Code:
    $ sortBed -faidx -i etc.

    Comment

    • cmccabe
      Senior Member
      • Jul 2012
      • 355

      #3
      I tried that and got:

      Code:
      Tool:    bedtools sort (aka sortBed)
      Version: v2.25.0
      Summary: Sorts a feature file in various and useful ways.
      
      Usage:   bedtools sort [OPTIONS] -i <bed/gff/vcf>
      
      Options: 
      	-sizeA			Sort by feature size in ascending order.
      	-sizeD			Sort by feature size in descending order.
      	-chrThenSizeA		Sort by chrom (asc), then feature size (asc).
      	-chrThenSizeD		Sort by chrom (asc), then feature size (desc).
      	-chrThenScoreA		Sort by chrom (asc), then score (asc).
      	-chrThenScoreD		Sort by chrom (asc), then score (desc).
      	-faidx (names.txt)	Sort according to the chromosomes declared in "names.txt"
      	-header	Print the header from the A file prior to results.
      
      
      cmccabe@DTV-A5211QLM:~/Desktop/NGS$ sortBed -faidx -i /home/cmccabe/Desktop/NGS/bed/bedtools/xgen_targets.bed > /home/cmccabe/Desktop/NGS/bed/bedtools/xgen_targets_sorted.bed
      
      *****ERROR: Unrecognized parameter: /home/cmccabe/Desktop/NGS/bed/bedtools/xgen_targets.bed *****
      I checked the directory where the bed is located as well:
      Code:
      cmccabe@DTV-A5211QLM:~/Desktop/NGS$ ls /home/cmccabe/Desktop/NGS/bed/bedtools
      names.txt  names.txt~  xgen_targets.bed  xgen_targets.bed~
      Thank you .

      Is there a better way to sort by human ordering for the bed file. I have searched but it appears "lexical" ordering is preferred. Thanks.
      Last edited by cmccabe; 09-28-2015, 12:30 PM.

      Comment

      • HESmith
        Senior Member
        • Oct 2009
        • 512

        #4
        Did you actually read the output, or just copy and paste when it didn't work?

        Code:
        -faidx (names.txt)  Sort according to the chromosomes declared in "names.txt"
        You have to specify the sorting file when you issue the command, immediately after the option flag.

        Comment

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