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Re: [ccp4bb]: Ligand on symmetry axis
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Maneesh Yadav wrote:
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> Hi all,
> I am in the final stages of refinment (ignoring arp/warp warning etc., I
> have finally got my 2.17A dataset down to (24%,29%), waters added).
>
> Now I have to add my iodobenzene ligand whose C-I bond sits on a two fold
> symmtery axis, which makes it "run into" itself. Refmac keeps adjusting
> the conformation out of the density as to prevent the copies from
> overlapping.
>
> Does anyone know how to turn of specific VdW interactions of ligands with
> themselves? I know that CNS has the igroup mechanism, but things finally
> came together for me in refmac and I would like to stay here ;)...
>
Have you put all the occupancies to 0.5 ?
Or else only add the unique " half" of te ligand..
Eleanor
>
>