How To Use Bedtools Windows To Overlap Upstream For Positive Strand Strand
Hi,I am trying to use bedtools windows. It has been explained in the manual of the bedtools but I am still bit confused and thought a confirmation would be good. And I have no biological background.I...
View ArticleMemory Efficient Bedtools Sort And Merge With Millions Of Entries?
I would like to know if there is a memory-efficent way of sorting and merging a large amount of bed files, each of them containing millions of entries, into a single bed file that merges the entries,...
View ArticleHow To Get Fasta Format Using Fastafrombed Or How To Turn Linearized Fasta To...
I extracted sequences with fastaFromBed and have no complains about the BEDTools which is really awesome thing.Otherwise extracted sequences look like this:>chr19:13985513-13985622...
View ArticleConverting Gff To Bed With Bedtools?
I use bedtools's sortBed utility to sort BED files for various operations. It takes as input GFF files as well. However, when I feed it a GFF file as in:sortBed -i myfile.gffit outputs it as GFF, not...
View ArticleGetting Unmapped Reads: Comparing Fastq To Bam
given a FASTQ file and a BAM file of aligned reads, is there an efficient way to get all FASTQ reads that are in the original FASTQ but not in the BAM? Perhaps using bedtools. i.e.:unmapped_script...
View ArticleDoes Bedops Have A Command Similar To The Bedtools Makewindows?
With bedtools you can make genomic windows from a genome file or a bed fileinput.bedchr1 1000000 1500000 chr3 500000 900000[prompt]$ bedtools makewindows -b input.bed -w 250000chr1 1000000 1250000 chr1...
View ArticleGetting All Reads That Align To A Region In Compact Bed Format Using Bedtools?
I'm trying to find all the reads (by name) from a BAM file that align to various regions in a bed file. Right now I can do this with bedtools using intersectBed:intersectBed -abam reads.bam -wo -f 1 -b...
View Articlebedtools intersect - something wrong with chromosome numbers >= 10?
Hi!I have an alignment (.bam) of reads to mm9 genome. I sorted it with samtools sort, so that later I can use -sorted key with bedtools. I also created a .bed-file with regions of interest, in which I...
View ArticleExtracting Genomic Coverage Information Across Different Samples
Hello, I have 3 bam files that i wanted to compare against each other. For example i have reference file with 10,000 sequences. I have paired end reads sequenced for 3 different samples. 1) Sample 1 is...
View ArticleDifferent coverage from bedtools and in vcf file - HELP PLEASE
Dear all, I have trouble to understand how bedtools computing coverage. I have vcf file (generated from Illumina somatic caller) - I was created bed file from my vcf. Then I try to compute coverag with...
View ArticleHelp With Exception When Using Bedtools Coveragebed With Paired Alignment....
I use bwa mem to align paired reads to few hundreds of microbial contigs; then I sort the alignment, and trying to get a coverage using bedtools genomecov -ibam alignments.paired.sorted.bam -bg...
View ArticleConvert Bamtobed Score
Hey,just a short question....is there a possibility to set the score in the bed file to "1" an not to the the alignment score?? arguments -tag and -ed only use BAM alignment tags... ?!? :/Cheers!
View ArticleGenomecoveragebed - Bedtool For Reporting Per Base Genome Coverage
Hi Everyone I would nedd some help on genomeCoverageBed tool. This tools when used for finding per base genome coverage uses an option -d. I am actually interested in finding read counts for each base...
View ArticleBedtools Compare Multiple Bed Files?
I've been dealing with comparison between two bed files using intersectBed -a -b command. I'm just wondering, is there any commands in Bedtools which can help us compare multiple bed files? Say, I have...
View ArticleSnps Comparison
Hello,I would like to compare SNPs from different methods:number of SNPsSNPs postion (position where method A has SNPs but not B and vice versa. Where both have SNPs)I would be interested to get a...
View ArticlePer Base Coverage
Is there a way to obtain per-base coverage for a define chromosome interval using a bam file generated from Illumina single-end reads? genomeCoverageBed in Bedtools does not seem to have an option for it.
View ArticleCounting The Whole Insert Size From Paired-End Reads As Coverage
We have updated our workflows for per base sequence coverage to use genomeCoverageBed from BAM files. However for pair-end data it seems as though the regions between pair-end reads are not counted. To...
View ArticleBedtools: Top N Most Similar Regions When Comparing Two Bed/Wig/Bam Files?
Is there an easy way of finding, probably with bedtools, given a window size, the top N most correlated regions when comparing two bed/wig files? For example, in comparing two bed/wig/bam files that...
View ArticleConverting Sam Files To Bam Files - Reproduce Results Nature Paper:...
I want to reproduce the results that people achieved in the following Nature paper: Transcriptome genetics using second generation sequencing in a Caucasian...
View ArticleHow To Use Bedtools To Extract Promoters From A Mouse Bed File
Hello, I would like to know how to use Bedtools to extract promoter sequences (as FASTAs) from the mouse genome (mm9) starting from a BED file.
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