I have figured it out.  Thanks so much!

Friday

On Fri, Feb 27, 2026 at 1:38 PM Friday <[email protected]> wrote:

> I do know how to refine the same residue with multiple conformations, but
> this is different situation that is the 2 molecules have different residue
> names.
>
> Friday
>
> On Fri, Feb 27, 2026 at 1:13 PM Friday <[email protected]> wrote:
>
>> Hi All,
>>
>> I have a questions for refinement of a partially hydrolysed GMPPNP
>> structure. From the Fo-Fc difference density, I can tell part of the
>> density for the gamma phosphate represents the original gamma phosphate of
>> GMPPNP, and part of the density represents PO4- ion which is the product
>> of GMPPNP hydrolysis. I tried to model both molecules (GMPPNP, and GNH+PO4
>> -) and give 0.5 occupancy for both molecules. Obviously the refinement
>> did not work because 2 molecules are too close to each other.
>>
>> The questions is: how do I set up the phenix.refine so that the 2
>> molecules can be refined together.
>>
>>
>> Thanks a lot!
>>
>> Friday
>>
>

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