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Yes, refmac (or any other program) should burp and scream and stop.

On 22/08/2016 23:09, Ethan A Merritt wrote:
> On Monday, 22 August, 2016 22:35:31 Eleanor Dodson wrote:
>> Hmm - I think it is risky to assume differences are deliberate! The most
>> frequent scenario is one where the mol. repl. has found a best solution in
>> P43 say, and people start refinement with the data processed file which is
>> by default in P41
>>    Eleanor
> I concur.
> In case of disagreement after MR, the PDB file is more likely to be correct
> than the mtz file.  But the safest course is to force the user to choose
> rather than relying on a refmac default either way.
>
> 	Ethan
>
>
>> On 22 August 2016 at 21:57, Tim Gruene <[log in to unmask]> wrote:
>>
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>>> Dear Eleanor,
>>>
>>> I prefer the current behaviour where refmac prefers the cell from the
>>> mtz-file
>>> over the one from the PDB file. The cell and SG from the mtz-file is
>>> presented
>>> in the GUI (at list in ccp4i it is). This acts as control.
>>>
>>> It is an extra and unnecessary step if I had to match the cell from the PDB
>>> file with the one from the mtz file. Normally I am aware of any such
>>> discrepancies.
>>>
>>> Best,
>>> Tim
>>>
>>> On Monday, August 22, 2016 03:22:00 PM Eleanor Dodson wrote:
>>>> Oh dear - Refmac still does not stop gracefully if the cell and SG in the
>>>> reflection file and the coordinate file are different!
>>>>
>>>> In CCP4I2 it would be sensible to check before launching the job, but
>>>> REFMAC should have a check as well
>>>>
>>>>
>>>> Eleanor
>>> - --
>>> - --
>>> Paul Scherrer Institut
>>> Tim Gruene
>>> - - persoenlich -
>>> OFLC/102
>>> CH-5232 Villigen PSI
>>> phone: +41 (0)56 310 5297
>>>
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