Hi,

No-one else seems to have said this, but just from the data in that table, if I 
were a referee I would almost certainly be asking why you seem to have 
discarded useful data at higher resolution than 3.1A!

Best wishes,

Randy Read

> On 16 Apr 2019, at 20:59, Jan van Agthoven <janc...@gmail.com> wrote:
> 
> Dear all,
> 
> The last resolution shell is 3.1-3.2 Å. I corrected high resolution Rmerge 
> and Rmeas which seemed truncated, and added cc1/2. Rsym is Rpim which was a 
> typo.
> 
> Resolution range (Å)                           49.2-3.1                       
>            49.3-3.1
> Rfactor (%)                                            24.0 (32.4)            
>                   23.4 (32.0)
> Rfree (%)                                              26.6 (29.2)            
>                   26.3 (31.6)
> 
> Data collection
> Completeness                                     100 (100)                    
>             100 (100)
> 
> Redundancy                                        6.9 (7.0)                   
>                6.2 (6.3)
> 
> Molecules in asymmetric unit              1                                   
>            1
> 
> Average I/σ                                         14.1 (1.7)                
>                 15.3 (2.0)
> 
> Rmerge (%)                                          14.9 (169.4)              
>                12.7 (131.8)
> 
> Rmeas (%)                                            16.2 (183.2)             
>                  13.9 (143.9)
> 
> Rpim (%)                                               6.2 (68.6)             
>                    5.5 (57.1)
> Wilson B-factor                                     65.6                      
>                   62.7
> 
> cc1/2                                                    0.997 (0.561)        
>                   0.998 (0.616)
> 
> 
>> On Apr 16, 2019, at 2:21 PM, Diana Tomchick 
>> <diana.tomch...@utsouthwestern.edu 
>> <mailto:diana.tomch...@utsouthwestern.edu>> wrote:
>> 
>> Why are the the values for R(free) in parentheses higher than R(factor) in 
>> parentheses? I would not expect that to happen, if the same resolution 
>> limits for the last shell are used for both values. And I echo the previous 
>> commentator, please provide the resolution limits for the values in 
>> parentheses.
>> 
>> What exactly is R(factor) in this case? The R(work), or the [R(work) + 
>> R(free)]? Please define.
>> 
>> Diana
>> 
>> **************************************************
>> Diana R. Tomchick
>> Professor
>> Departments of Biophysics and Biochemistry
>> UT Southwestern Medical Center
>> 5323 Harry Hines Blvd.
>> Rm. ND10.214A
>> Dallas, TX 75390-8816
>> diana.tomch...@utsouthwestern.edu <mailto:diana.tomch...@utsouthwestern.edu>
>> (214) 645-6383 (phone)
>> (214) 645-6353 (fax)
>> 
>> On Apr 16, 2019, at 11:57 AM, Jan van Agthoven <janc...@gmail.com 
>> <mailto:janc...@gmail.com>> wrote:
>> 
>> Hi everyone,
>> I’m trying to publish two structures at 3.1Å resolution with the following 
>> refinement statistics:
>> 
>> Resolution range (Å)                           49.2-3.1                      
>>             49.3-3.1
>> Rfactor (%)                                            24.0 (32.4)           
>>                    23.4 (32.0)
>> Rfree (%)                                              26.6 (29.2)           
>>                    26.3 (31.6)
>> 
>> Data collection
>> Completeness                                      100 (100)                  
>>               100 (100)
>> 
>> Redundancy                                        6.9 (7.0)                  
>>                 6.2 (6.3)
>> 
>> Molecules in asymmetric unit              1                                  
>>             1
>> 
>> Average I/σ                                         14.1 (1.7)               
>>                  15.3 (2.0)
>> 
>> Rmerge (%)                                          14.9 (100)               
>>                 12.7 (100)
>> 
>> Rmeas (%)                                            16.2 (100)              
>>                  13.9 (100)
>> 
>> Rsym (%)                                               6.2 (68.6)            
>>                     5.5 (57.1)
>> Wilson B-factor                                     65.6                     
>>                    62.7
>> 
>> I’ve been told that the Rfree factor in the last shell are too high. Does 
>> anyone know how I can improve these Rfree factors other then cutting the 
>> resolution, which already is rather low?
>> 
>> 
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>> 
>> UT Southwestern 
>> 
>> Medical Center
>> 
>> The future of medicine, today.
>> 
> 
> 
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------
Randy J. Read
Department of Haematology, University of Cambridge
Cambridge Institute for Medical Research     Tel: + 44 1223 336500
The Keith Peters Building                               Fax: + 44 1223 336827
Hills Road                                                       E-mail: 
rj...@cam.ac.uk
Cambridge CB2 0XY, U.K.                             www-structmed.cimr.cam.ac.uk


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