EPSRC National Crystallography Service
Data Collection Summary kccd1 (dellboy)


Summary report for Directory: diska/2005slh0413

Report generated Aug 15, 2005; 13:02:50

Unit cell

6749 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)10.7073 +/- 0.0004
b (Angstrom)16.3213 +/- 0.0004
c (Angstrom)19.5511 +/- 0.0006
alpha (°) 90.000
beta (°)91.7981 +/- 0.0016
gamma (°) 90.000
Volume (A**3)3415.01 +/- 0.19
Mosaicity (°)0.830 +/- 0.002

Data collection

Summary

Total number of images collected132
Total exposure time79.3 minutes
Data collection exposure time77.9 minutes
Data collection wall-clock time87.3 minutes

Experimental Conditions

Wavelength0.71073 A
Crystal to detector distance30.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f124186.0° phi1.500°37 secondsYes
Phi/Chii01f - i08f810 seconds

Scalepack Scaling

Deleted observations

Rejected 144
Zero sigma or profile test   3
Overload or incomplete profile 650
Sigma cutoff  15
High resolution limit  16

Final Data Set

Scale factor range9.48-10.19
Number of 'full' reflections  6808
Number of 'partial' reflections 16807
Total number of integrated reflections 22626
Total number of unique reflections  8026
Data completeness  99.2%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity   63.9
Average Sigma(I)    2.9
Overall R-merge (linear)  0.033

Sadabs Results

Parameter refinement on 16343 reflections reduced R(int) from 0.0463 to 0.0294

Before rejection, 22858 reflections total and 8053 unique

After rejection, 22610 reflections total and 8047 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1    7.4  0.0321   0.903 - 1.018   0.918 - 1.223   1.192   22610   17934
Ratio of minimum to maximum apparent transmission: 0.750481

Metadata

  Group    Personal  
  Operator   Mike Hursthouse  
  Sample Owner   SLH  
  Local Code   2005slh0413  
  Formula   C29H34N2O4P2S4Cd1  
  Crystal Colour    Colourless  
  Crystal Habit    Fragment  
  Crystal Size   0.2 x 0.2 x 0.07 (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    'graphite'
_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/