getSnpInfo {ITALICS}R Documentation

Function to retrieve the chromosome and the position of each SNP on a given Affymetrix SNP array

Description

This function retrieve the chromosome and position in bp of each SNP of a given Affymetrix SNP array. This function use the pd.mapping50k.xba240, pd.mapping50k.hind240, pd.mapping250k.sty and pd.mapping250k.nsp package.

Usage

  getSnpInfo(pkgname)

Arguments

pkgname the chip type pd.mapping50k.xba240, pd.mapping50k.hind240, pd.mapping250k.sty or pd.mapping250k.nsp

Value

Return a data.frame with five columns : fsetid, dbsnp_rs_id, Chr, X and fragment_length corresponding to the fsetid, the rs_id, the chromosome, the position on the chromosome and the PCR amplified fragment length respectively.

Note

People interested in tools dealing with array CGH analysis and DNA copy number analysis can visit our web-page http://bioinfo.curie.fr.

Author(s)

Guillem Rigaill, italics@curie.fr.

Source

Institut Curie, italics@curie.fr.


[Package ITALICS version 2.2.0 Index]