Dale Tronrud wrote:
> Hi,
>
> I am refining a model in Shelxl and occasionally (and most importantly,
> today) get a .fcf file that is rendered in a fashion that I believe is
> incorrect. When the problem occurs I get a difference map with negative
> peaks centered on most of the atoms.
Hi Dale,
You were indeed correct - it was a scaling problem. Kevin Cowtan found
and fixed the error I had made when using clipper's sigmaA code.
Revisions 592+ will incorporate the correction.
Regards,
Paul.
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