On Tue, May 11, 2010 at 10:18 AM, varpal singh <gilvarpal@gmail.com> wrote:

> Dear Madam/SIr,
>
> I would like to know how can I get entrez id for arabidopsis, on the basis
> of probe ids in microarray by  bioconductor ??
> I have 198 genes after cut-off for P .value 0.05 and logFC value less than
> -2 and greater than 2....
> I used affymetrix data,
>
>
What is the name of the array?  That is the important piece that is missing
here.

Sean


> I got a reply from bioconductor lists in which they suggested me for
> *org.At.tair.db
> *and also send me script but that is not working, like
>
> > library(ag.db)
> > id<-c("259879_at")
> >  accs=toTable(agACCNUM[id])
> Error in .checkKeys(value, Lkeys(x), x@ifnotfound) :
>  value for "259879_at" not found
> Error in toTable(agACCNUM[id]) :
>  error in evaluating the argument 'x' in selecting a method for function
> 'toTable'
>
> am not getting my result, please let me know how can I get entrez ids for
> my
> 198 genes in arabidopsis..
>
> Thanks &&Regards
> Varpal
>
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