Hi Tim,

Thanks, this seems like a good plan. As I don't get to do much refinement I 
have never really spent much time worrying about FWT, FOM etc. I should read 
Randy's papers more I guess.

Best wishes,

Graeme

BTW - does everyone have to confirm every message to the mailing list?


-----Original Message-----
From: Mailing list for users of COOT Crystallographic Software 
[mailto:[email protected]] On Behalf Of Tim Gruene
Sent: 24 May 2012 10:31
To: [email protected]
Subject: Re: --auto column labels

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Hi Graeme,

So far I never noticed any difference between using or not using FOM into 
account from a phs-file, so if you only want to display the resulting map from 
shelxe DM I would not bother about whether this is mathematically correct.

I DON'T think FWT=F*FOM: as far as I understand FWT are the sigmaA weighted 
amplitudes and I don't think shelxe calculates sigmaA weighted coefficients.

Regards,
Tim

On 05/24/12 10:47, [email protected] wrote:
> Hi Tim,
> 
> A good answer, but I thought FWT = F * FOM? So this would not include 
> the FOM's for the reflections? If I have this wrong that would be 
> great.
> 
> Thanks,
> 
> Graeme
> 
> -----Original Message----- From: Tim Gruene 
> [mailto:[email protected]] Sent: 24 May 2012 09:46 To:
> Winter, Graeme (DLSLtd,RAL,DIA) Cc: [email protected] Subject:
> Re: --auto column labels
> 
> Hi Graeme, why don't you name the column types FWT and PHWT as you 
> convert the phs-file to mtz?
> 
> You can also read in the phs-file directly given a cell, although I am 
> not aware of an automated way.
> 
> Cheers, Tim
> 
> On 05/24/12 10:27, [email protected] wrote:
>> Hi Folks,
> 
>> I would like to load a phased mtz file from shelxe / convert2mtz  
>> automatically in coot:
> 
>> (from mtzdmp)
> 
>> * Column Labels :
> 
>> H K L F FOM PHI SIGF FreeF_flag
> 
>> * Column Types :
> 
>> H H H F W P Q I
> 
>> * Associated datasets :
> 
>> 0 0 0 0 0 0 0 0
> 
>> I see from the manual I need:
> 
>> --auto filename for auto-reading mtz files (mtz file has the default 
>> labels FWT, PHWT)
> 
>> Is there an easy way to join these up? I just want to be able to  
>> inspect the map. I use this already to automatically show results 
>> from refmac, which works very nicely indeed.
> 
>> Many thanks,
> 
>> Graeme
> 
> 
> 

- --
- --
Dr Tim Gruene
Institut fuer anorganische Chemie
Tammannstr. 4
D-37077 Goettingen

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