Questions tagged [plink]

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12 votes
2 answers
17k views

Converting VCF file to PLINK bed/bim/fam files

I am trying to find the best way to convert VCF files to PLINK binary bed/bim/fam files, but it seems like there are many varied ways to do this. (For example, using Plink 1.9 --vcf tag, bcftools, ...
Sarah's user avatar
  • 465
2 votes
2 answers
1k views

Lifting from hg38 to hg37

I am having strange issues lifting this dataset to hg37 from hg38. I am using the HGDP WGS data from ftp://ngs.sanger.ac.uk/production/hgdp/hgdp_wgs.20190516/. The data set split by chromosome, so I ...
CoderGuy123's user avatar
1 vote
2 answers
246 views

Interpreting GWAS results with different settings

I did a bunch of GWAS analysis (linear model without covariates) with applying different quality controls. How to choose the optimal settings when filtering for minor allele frequency (maf), Hardy-...
snowflake's user avatar
  • 147
1 vote
1 answer
885 views

Making PLINK compatible files from VCF file without phenotype information

I have a big VCF file that I need to convert to, preferably, bed/bim/fam files that are readable by plink. Currently using plink 2. I am aware that this version of plink can be used to convert VCFs ...
MHiller's user avatar
  • 11
0 votes
0 answers
202 views

GWAS phenotype data format and preprocessing

I have a set of different phenotypes which I want to use for a GWAS analysis (general linear model). I have a couple of questions and uncertainty about the phenotype data input. I have control and ...
snowflake's user avatar
  • 147