Knowing the distances and angles to the nearest neighbors might help us guess. If it is extra density contiguous with the SER, it might indicate a mutation (or sequence error).
On Mar 9, 2010, at 8:38 PM, Jeremiah Farelli wrote:
> I am currently wrapping up a structure, and I have a bit of weird density in
> the Fo-Fc (still present at 4 sigma) maps near a serine residue. I have
> attached a picture of this.
>
> Anyone have any idea what this could be? My initial thought was that it
> could be a phospho-ser, but the presence of a Leucine nearby doesn't seem to
> fit with this?
>
>
> <Ser80.bmp>
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