Alternate Allele Frequency and VCF File Format
![](https://www.goldenhelix.com/blog/wp-content/uploads/2016/04/vcf-allele-blog-176x176.png)
VCF file format comes with a lot of interesting quality assurance and statistics fields that can be used for filtering in VarSeq. Open your files in a text editor to see all the fields that are available in your files, each field will have a header line with a description of its content. See the VCF Specifications to help with… Read more »