s3_1kg {ldblock} | R Documentation |
stack1kg produces a VcfStack instance with references to VCF for 1000 genomes autosomal chrs. S3-resident VCF files with version "v5a.20130502" are used.
s3_1kg( chrnum, tag = "20130502", wrap = function(x) TabixFile(x), tmpl = NULL, dropchr = TRUE )
chrnum |
a character string denoting a chromosome, such as '22' |
tag |
a character string identifying the version, ignored if
|
wrap |
The URL is returned after evaluating |
tmpl |
alternate template for full URL, useful if versions prior to 2010 are of interest |
dropchr |
if TRUE |
by default, a TabixFile
instance
s3_1kg("22") ## Not run: require(VariantAnnotation) scanVcfHeader(s3_1kg("22")) ## End(Not run)