merging VCF files or not
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5.2 years ago
Sara ▴ 260

I am working with VCF file (one file per sample) and the goal is to report the genes with mutation. so, my question is since I have many files and at the end I need to have one file as report, shall I merge the files or I need to do something else?

SNP vcf • 1.6k views
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Sure, why wouldn't you?

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If the boss asks for one file, you give one file =)

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Also, no real advantage to keeping things separate, I guess.

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@ WouterDeCoster: Ok Thanks. then I will merge the files using bcftools and then parse the new file. is that correct?

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Please respond to guillaume.rbt's question. Note, that, if you merge all VCFs together, you can still produce a separate annotation file for each sample using ANNOVAR.

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What do you mean by "report the genes with mutation", can you give more details?

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@guillaume.rbt: to make it clear let me rephrase my question. I have many VCF files and I want to summarize all of them into a csv file. the csv file should have some columns including gene names, REF and ALT per sample(file). so, now the question is: how should I organize all the data from all samples in one csv file? do you have any experience?

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Please use ADD COMMENT/ADD REPLY when responding to existing posts to keep threads logically organized. SUBMIT ANSWER is for new answers to original question.

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yes you can do it, by using git bash to merge all vcf/HapMap files in one file. cat *hmp.txt >all_comine.txt

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That would not be a valid VCF file and definitely not useful in any way.

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