Heatmap Of Read Coverage Around Tsss
I am trying to plot a heatmap of read density around a feature of interest (TSSs) very common in genomics papers. something like this (B): However, I am struggling a bit in getting to look "right". A...
View ArticleWhat Is The Fastest Method To Determine The Number Of Positions In A Bam File...
I have two very large BAM files (high depth, human, whole genome). I have a seemingly simple question. I want to know how many positions in each are covered by at least N reads (say 20). For now I am...
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 ArticleCounting Number Of Bam Reads Directly Within Set Of Intervals With Bedtools
how can I count the number of BAM reads falling directly within a set of intervals, given in a GFF format? Note that I do not want reads overlapping the intervals, but ones that fall directly within...
View ArticleSplice Junction file intersection with genome annotation
Hello, I have a tab delimited format Splice Junction file and the file looks something like this: chr1 11212 12009 1 1 0 0 2 48 chr1 11672 12009 1 1 0 0 1...
View ArticleProblem With Counting Mapped Reads
Hi, This is my very first experience analysing RNAseq data. My goal is to do differential analysis between two strains of a bacteria. So far, i managed to align and produce SAM and BAM files. I'm...
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 ArticleRandom shuffling of features leaving gene models intact
I am looking for a tool that can randomly shuffle gff features into intergenic regions, but leaving the gene-models 'intact', so that at least all features of a gene are placed on the same contig and...
View ArticleFinding Overlapping Variants (I.E. Indels, Snps) Using Annovar Format.
Hello,I know that using bedtools functions (specifically intersect and windows), it is possible to find overlapping features in the two sets of data. The catch here is that bedtools only accept the...
View ArticleIs It Possible To Filter Only Bookend Reads From A Bed File?
I have a bed file with many fragments, some overlapping, some on their own and some adjacent to each other (book-ended) features.I know can group overlapping and book-ended features using bedtools...
View ArticleChanging Column Order In Bed File
Here is my data with A, B, C and D columns in my bed file. A. B. C. D. Chr 1. 1. 12. + Chr 2. 24. 56. +How can I move my D column to position 1 where the Column A right now?
View ArticleMulti Thread Bedtools
Hi,Is there a multi thread version of bedtools ? or is this feature in development ? Thanks,N.
View ArticleFastafrombed Problem
hi, I try this tools from BedTools but it doesnt work!$ cat testgenome404.fa>chr1 AAAAAAAACCCCCCCCCCCCCGCTACTGGGGGGGGGGGGGGGGGG $ cat test.bed chr1 5 10 $ ./fastaFromBed -fi testgenome404.fa -bed...
View Articleerror with bedtools slop
Hi, I am trying to run a bedtools slop on my.bed file and hg19.genomebedtools slop -i H3K27me3.bed -g hg19.genome -b 30I get the following error:Less than the req'd two fields were encountered in the...
View ArticleBedgraph Not Displayed In Igv
Hi, I am new and so facing problem. I was trying to make a bed graph file using bed tools genomecov command. The command was: bedtools genomecov -ibam filename.sorted.bam -g chromosome sizes.txt >...
View ArticleSimple Redirection, I/O Problem With Bedtools
Hi Guys, Just a quick question. Its more of a Bash question rather than Bioinformatics, with Bedtools in question.I mostly pipe the bedtools I/O. Here's a general scenario :sed 1d fileA.bed |...
View ArticleIntersectbed Overlap
Hi,I've a question about intersectBed. Is it possible to extract only alignment like this :chromosome =============================================================== BED/BAM A ==============...
View ArticleBedtools "Segmentation Fault" While Working With Genome.Fa
I wanted to use BEDTools to extract genomic sequences (fastaFromBed). My BED file has all 24 chromosomes, hence I want to use whole genome (merged from chromosome.fa). Tried to: fastaFromBed -fi...
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 ArticleIntersectbed Provides An Empty Output
Hi,I've downloaded the recent Cygwin version 1.7.24 and an trying to run bedTools but I get an empty file as my output. When I run the same commandline and files on a colleagues computer also through...
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