Hi, I have a list of variants with varints id like 1_98929_A_G_b37 and repsonding GENE id like ENSG00000237094.7. Is there any R package or on-line tools that can convert these kind of hg 19 SNp id and ensenble id into rs id and ordianry gene names? 
 Any ideas is appreciated
You can use bioMart, these two links may help you out

http://www.ensembl.info/blog/2015/06/01/biomart-or-how-to-access-the-ensembl-data-from-r/

The snp content is on page 12 of the bellow link

http://www.bioconductor.org/packages//2.7/bioc/vignettes/biomaRt/inst/doc/biomaRt.pdf

Or you can also go to http://www.ensembl.org/biomart/martview/b610c4828014c048f6bb2e1b651ce2d2 the on-line tool.


