Re: values in mtz file

["Hazes B." <bart@mrc-lmb.cam.ac.uk>]

***  For details on how to be removed from this list visit the  ***
***    CCP4 home page http://www.dl.ac.uk/CCP/CCP4/main.html    ***

Hi Frank

In SFTOOLS type

read input.mtz
select col rfree absent
calc col rfree = 0
select all
write output.mtz

This assumes that your column has the column label RFREE, if not
substitute your column label or the column number.

Bart



On Wed, 27 Jan 1999, Frank von Delft wrote:

> ***  For details on how to be removed from this list visit the  ***
> ***    CCP4 home page http://www.dl.ac.uk/CCP/CCP4/main.html    ***
> 
> Dear all
> 
> I want to change exactly one value in each of two reflections in an mtz
> file.  They are FreeR flags that for some obscure reason (don't ask...)
> are set to MNF, and Refmac bombs out.  Is there any EASY way to fix them
> quickly and directly, to set them to anything, 0, 1, whatever?  I
> couldn't find anything obvious in sftools or mtzutils or cad.
> 
> Thanks for any suggestions
> Cheers
> Phraenquex
> 
>