[BioC] AnnBuilder GO url question

Nianhua Li nli at fhcrc.org
Fri Mar 16 17:29:42 CET 2007


Hi, Tae-Hoon,

Even if accessing GO website is a problem, it won't affect your custom
annotation package. There are only 3 objects in the custom package that are
related to GO: <pkg>GO, <pkg>GO2PROBE and <pkg>GO2ALLPROBES. Here I use <pkg> to
represent your package name. <pkg>GO and <pkg>GO2PROBE are created by using
direct mapping relations between gene and GO obtained from Entrez Gene website.
<pkg>GO2ALLPROBES is created by using <pkg>GO2PROBE and the GO package in
bioconductor. So, you don't need access to GO website. But this is just based on
my own understanding of AnnBuilder. You can check the quality control data of
your package to make sure the GO annotation is OK. In R, load your package and
type "<pkg>()" (replace <pkg> with your package name). If the numbers are
reasonable, then everything is fine.

Which GO package in bioconductor are you using now? We are updating the GO
package in bioc 2.0 now. If you are using GO 1.15.12, you may want to wait a
week until a more stable GO is available. 

hope this is helpful

nianhua



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