HA epitope tag problems

[PJOB]

In article <spang-3110941614350001 at genmac13.biochem.mpg.de>,
spang at vms.biochem.mpg.de (Anne Spang) wrote:

> Hi Peter!
> Are you sure that your tagged protein is made? Is it possible, that your
> protein is degraded?
> 
> Anne

Yes, we have confirmed the function of the receptor by Inositol Phosphate
assay and Ca++ transients and it's expression on the surface by FACS.  We
just can't IP or western blot it.  The DNA sequence checks out o.k. too.