[BioC] mirna20.db

Juan Carlos Oliveros oliveros at cnb.csic.es
Thu Jun 30 09:44:34 CEST 2011

Dear Ed,

I had the same problem days ago. The file for miRNA2.0 exists but only 
for the most recent version of bioconductor (2.8)

Try to update bioconductor (and maybe R) and check it again.


Juan Carlos

On 06/30/2011 12:20 AM, Ed Siefker wrote:
> I am trying to annotate a project with BRB array tools.
> It uses bioconductor annotation packages for this.
> My chips are the new Affymetrix miRNA 2.0 chips, and
> BRB requires a mirna20.db file to annotate these.
> However it cannot fetch it, and I can't find it anywhere.
> Is this a file that I'd get from bioconductor or affymetrix?
> Since these chips are new, does it even exist yet?
> Thanks
> -Ed
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