that doesnt seem too bad an Rfactor to me! What do you expect?
Eleanor
On 27 August 2013 09:59, Afshan Begum <[log in to unmask]> wrote:
> Hi ccp4 experts,
>
> I have collected diffraction images to 0.96 Angstrom resolution to the edge
> of the detector. One data set give me the full completeness and
> below i have pasted my statistic values got from XDS.
>
> I have cut off data at 1.12 A which seems to be quite nice regarding all
> necessary parameter to consider.
>
> But the problem is the Rfree is 0.176 and Rwork is 0.151 but the maps look
> very good. Even If I cut off the data to 1.15 Angstrom the R factors not
> improved. The space group of my complex is P21212.
>
> I used anisotropic Bfactors, add Hydrogen on and also used TLS but
> unfortunately i can not reduce able to reduce R factor in a good way.
>
> so, could you people kindly give me some suggestion how can i improve my
> data quality.
>
>
> RESOLUTION NUMBER OF REFLECTIONS COMPLETENESS R-FACTOR R-FACTOR
> COMPARED I/SIGMA R-meas CC(1/2) Anomal SigAno Nano
> LIMIT OBSERVED UNIQUE POSSIBLE OF DATA observed expected
> Corr
>
> 1.12 104562 21143 21268 99.4% 37.0% 37.8% 103982
> 4.04 41.4% 91.8* 0 0.767 15016
> 1.04 86588 21777 23100 94.3% 98.4% 95.8% 84962
> 1.44 113.0% 74.1* -1 0.700 10431
>
>
> I would be thankful for your valuable comments
>
> AFSHAN
>
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