xunchen85 / ERVcaller

ERVcaller is a tool designed to accurately detect and genotype non-reference unfixed endogenous retroviruses (ERVs) and other transposable elements (TEs) in the human genome using next-generation sequencing (NGS) data. We evaluated the tools using both simulated and real benchmark whole-genome sequencing (WGS) datasets. ERVcaller is capable to accurately detect various TE insertions of any lengths, particularly ERVs. It allows for the use of a TE reference library regardless of sequence complexity, such as the entire RepBase database. It is easy to install and use with command lines.

Home Page:http://www.uvm.edu/genomics/software/ERVcaller.html

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About "xx_h1_sorted.bam" file

oghzzang opened this issue · comments

Dear ERVcaller team.

Hi I'm Oh.

I have executed your program.
And I get output file, and output directory.

When I use your test bam, I have only one output file (TE_seq.vcf), and one temp directory.

However, when I use my sample bam, I get one more file.

--> 2016000051.vcf (Expected), 2016000051_h1_sorted.bam (No expected)

What is "_h1_sorted.bam" file?

Can you show the commands that you are using?

"_h1_sorted.bam" should be the whole-genome alignment file if you are using the fastq reads as the input. After you successfully got the VCF file, you can consider to either delete or keep it for other usages.

Xun

Hi Xun.

Thanks for quick reply.

I didn't use fastq reads as the input.

perl $ERVcaller/ERVcaller_v1.4.pl
-i ${Sample_name}
-f .bam
-H $Human_genome
-T ${ERVdatabase}/Human_TE_library.fa
-I ${Input_bam_dir}
-O ${Output_dir}
-r 150
-t 16
-S 40
-BWA_MEM
-G 2>> ${Output_dir}/${Sample_name}.$Tool.log

Hi,

I may answer this question in another comment. Firstly you can check if your input BAM file is from BAM MEM; Secondly you can check if you sucessfully get the VCF file (with called TE loci) or the job may fail; Thirdly you also can run a 1KGP low-coverage sample HG00100 as a technical control, which I just ran successfully in few days.

Best,
Xun

Thank you.

I'll check and try.

Best,
Oh