EPSRC National Crystallography Service
Data Collection Summary kccd2 (damien)


Summary report for Directory: home/diska/04src1119

Report generated Dec 03, 2004; 09:20:51

Unit cell

28252 reflections with 2.91°<theta<27.48° (resolution between 7.00A and 0.77A) were used for unit cell refinement

Symmetry used
in scalepack
p2
a (Angstrom)20.4953 +/- 0.0003
b (Angstrom)25.3649 +/- 0.0004
c (Angstrom)25.2079 +/- 0.0004
alpha (°) 90.000
beta (°)111.5484 +/- 0.0006
gamma (°) 90.000
Volume (A**3)12188.7 +/- 0.3
Mosaicity (°)0.8530 +/- 0.0010

Data collection

Summary

Total number of images collected989
Total exposure time12.4 hours
Data collection exposure time12.3 hours
Data collection wall-clock time13.7 hours

Experimental Conditions

Wavelength0.71073 A
Crystal to detector distance50.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f201150.8° omega0.750°45 secondsYes
data collections02f195146.2° omega0.750°45 secondsYes
data collections03f192144.0° omega0.750°45 secondsYes
data collections04f196147.0° omega0.750°45 secondsYes
data collections05f197147.8° omega0.750°45 secondsYes
Phi/Chii01f - i08f830 seconds

Scalepack Scaling

Deleted observations

Rejected2358
Zero sigma or profile test 127
Overload or incomplete profile11524
Sigma cutoff 475
Low resolution limit   3
High resolution limit1760

Final Data Set

Scale factor range3.77-10.28
Number of 'full' reflections     0
Number of 'partial' reflections180870
Total number of integrated reflections172079
Total number of unique reflections 28390
Data completeness  99.9%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity   84.8
Average Sigma(I)    3.6
Overall R-merge (linear)  0.081

Sadabs Results

Parameter refinement on 105798 reflections reduced R(int) from 0.1893 to 0.0569

Before rejection, 174695 reflections total and 28680 unique

After rejection, 170588 reflections total and 28664 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1  -21.2  0.0708   0.864 - 1.072   0.968 - 1.113   1.413   34967   22950
    2  -20.8  0.0690   0.800 - 1.094   0.951 - 1.083   1.410   33667   22088
    3  -21.1  0.0913   0.590 - 1.432   0.968 - 1.201   1.480   33605   19770
    4  -21.1  0.0811   0.691 - 1.529   0.951 - 1.098   1.460   34198   21517
    5  -21.1  0.0820   0.989 - 1.206   0.969 - 1.195   1.474   34151   21100
Ratio of minimum to maximum apparent transmission: 0.791904

Metadata

  Group    Service  
  Operator   Peter Horton  
  Sample Owner   Dr. C. J. Matthews  
  Local Code   LJD465Mn3  
  Formula   C72 H64 N36 O32 Cl8 Mn4  
  Crystal Colour    Orange  
  Crystal Habit    Block  
  Crystal Size   0.18 x 0.15 x 0.08 (mm3) 
  Temperature   120(K) 
  Generator   50 (kV)   85 (mA) 
  Primary Solvent     
  Other Solvents     

File Explanations

SampleCode.zip
      SampleCode.hkl - data corrected using  SADABS
      SampleCode_merge_none.hkl - equivalents and friedels kept separate  (See "Final Data Set" table in this report)
      SampleCode.p4p - skeleton p4p file for use with XPREP
      SampleCode.htm - this summary file


Southampton CIF entry fields

_exptl_absorpt_process_details       'SADABS V2.10 (Sheldrick, G.M., 2003)'

_diffrn_ambient_temperature           120(2)
_diffrn_radiation_wavelength           0.71073
_diffrn_radiation_type                      MoK\a
_diffrn_radiation_source                  'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_monochromator    '10cm confocal mirrors'
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method          '\f & \w scans'
_diffrn_detector_area_resol_mean   9.091

_computing_data_collection        
'COLLECT (Hooft, R.W.W., 1998)'
_computing_cell_refinement        
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
#Although determined using DirAx, the cell is refined in the HKL
#package during data reduction
_computing_data_reduction         
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)' 

Software References

Unit Cell Determination using DirAx:
Duisenberg AJM. Indexing in Single-Crystal Diffractometry with an Obstinate List of Reflections. Journal of Applied Crystallography 1992; 25: 92-96.
Duisenberg AJM, Hooft RWW, Schreurs AMM, Kroon J. Accurate cells from area-detector images. Journal of Applied Crystallography 2000; 33: 893-898.

Diffractometer control and strategy calculation using COLLECT:
Hooft RWW. COLLECT data collection software, Nonius B.V., 1998.

Standard Data Reduction using HKL(Denzo & Scalepack):
Otwinowski Z, Minor W. Processing of X-ray diffraction data collected in oscillation mode. Macromolecular Crystallography, Pt A. 1997; 276: 307-326.

Absorption Correction
Sheldrick, G. M. (2003). SADABS. Version 2.10. Bruker AXS Inc., Madison, Wisconsin, USA.

Non-Standard Data Reduction using EvalCCD:
Duisenberg AJM, Kroon-Batenburg LMJ, Schreurs AMM. An intensity evaluation method: EVAL-14. Journal of Applied Crystallography 2003; 36: 220-229.

For more information visit the service web site at: http://www.soton.ac.uk/~xservice/