[phenixbb] The difference of using data label "Imean and SigImean" or "F and SigF" in Phenix

Pavel Afonine pafonine at lbl.gov
Tue Jul 14 16:39:36 PDT 2015

Hi Xiao,

if you choose I internally they will be converter to F using F&W method. 
If you choose F they will be used as is.


On 7/14/15 16:15, Xiao Lei wrote:
> Dear All,
> I am using Phenix1.9-1962 version on Mac OS X 10.10.3. I notice in 
> Phenix refinement or composite omit map GUI panel, there is an option 
> for me to select data labels. I have two options of data labels: one 
> is "Imean and SigImean"; the other is "F and SigF". My experimental 
> data is from a single crystal diffraction set, after convert scale 
> file (.sca) to mtz file using scalepack2mtz in ccp4, I have a mtz file 
> output. I checked the mtz file using viewhkl program, it shows I have 
> both Imean, SigImean, and F, SigF columns. Is there any difference 
> between the data label choices in these phenix programs?
> Xiao

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