Dear Tim

In principle if a user defines freer flag then refmac knows about that (unless 
freer flag is 0 then refmac assumes that it is default). In this case (if freer 
defined by user) then it is not altered.

regards
Garib


On 25 Jan 2013, at 09:14, Tim Gruene wrote:

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> Dear Pavel, dear Garib,
> 
> how do you figure out automatically the correct flag? (I hope both
> phenix and refmac will allow to manual overwrite the software's decision)
> 
> Cheers,
> Tim
> 
> On 01/24/2013 07:47 PM, Pavel Afonine wrote:
>> Hi,
>> 
>> It would be nice if default setting was the same in different 
>> suites.
>> 
>> 
>> it's a nice idea of course, but I feel it is impractical as it 
>> would require changing a lot of software, both modern and legacy. 
>> However, given array of flags it is algorithmically trivial to 
>> figure out what is test and work flags. That's what phenix.refine 
>> have been doing since its beginning (2005). And my understanding
>> is that Refmac does this too. As always, there are corner cases
>> here, but it's better than nothing. Plus, programs (at least 
>> phenix.refine, can't speak for others) tell which flag was
>> actually used, and they provide option to define the flag value to
>> use.
>> 
>> Pavel
>> 
> 
> - -- 
> - --
> Dr Tim Gruene
> Institut fuer anorganische Chemie
> Tammannstr. 4
> D-37077 Goettingen
> 
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Dr Garib N Murshudov
Group Leader, MRC Laboratory of Molecular Biology
Hills Road 
Cambridge 
CB2 0QH UK
Email: ga...@mrc-lmb.cam.ac.uk 
Web http://www.mrc-lmb.cam.ac.uk






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