Sure. Thanks. Actually I followed a couple of emails of a discussion of
package called pathview but I changed the subject so it seemed an
independent question to the forum and forgot to mention the background.




On Tue, Aug 27, 2013 at 10:48 PM, Marc Carlson <mcarlson@fhcrc.org> wrote:

> Hi WeiWei,
>
> I don't know what graph you are talking about since you have not followed
> the posting guide and given us a working example of what you are talking
> about.  But you can read it here for future reference:
>
> http://www.bioconductor.org/**help/mailing-list/posting-**guide/<http://www.bioconductor.org/help/mailing-list/posting-guide/>
>
> But now I will guess and try to answer your question anyways.  So assuming
> that you have EC ids, you can definitely look up the gene symbols that map
> to those.  For example in human you can do it like this:
>
> ## load the organism package for humans
> library(org.Hs.eg.db)
> ## Now lets start by just grabbing some example EC IDs:
> h <- head(keys(org.Hs.eg.db, keytype="ENZYME"))
> h
> ## not lets extract the corresponding symbols:
> select(org.Hs.eg.db, keys=h, cols="SYMBOL", keytype="ENZYME")
>
> Hope this helps,
>
>
>   Marc
>
>
>
> On 08/27/2013 05:36 PM, Nick wrote:
>
>> Hi there,
>>
>> I am wondering if you can change the ECs for each enzyme on the kegg graph
>> like pyrimidine metabolism into gene symbol, for example?
>>
>> thanks,
>>
>> Weiwei
>>
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