EPSRC National Crystallography Service
Data Collection Summary kccd1 (dellboy)


Summary report for Directory: diska/2006cgl0741

Report generated Jun 12, 2006; 10:17:35

Unit cell

5401 reflections with 1.00°<theta<27.48° (resolution between 20.40A and 0.77A) were used for unit cell refinement

Symmetry used
in scalepack
p1
a (Angstrom)7.0563 +/- 0.0003
b (Angstrom)13.6320 +/- 0.0003
c (Angstrom)14.1203 +/- 0.0005
alpha (°)106.207 +/- 0.002
beta (°)95.2919 +/- 0.0016
gamma (°)104.3554 +/- 0.0018
Volume (A**3)1244.38 +/- 0.08
Mosaicity (°)0.503 +/- 0.002

Data collection

Summary

Total number of images collected280
Total exposure time92.7 minutes
Data collection exposure time91.0 minutes
Data collection wall-clock time126.8 minutes

Experimental Conditions

Wavelength0.71073 A

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Detector
distance
Used in
scaling
cell determinationi01f10 10.0° phi1.000°10 seconds45.00 mmNo
data collections01f181362.0° phi2.000°20 seconds30.80 mmYes
data collections02f17 34.0° omega2.000°20 seconds30.80 mmYes
data collections03f16 32.0° omega2.000°20 seconds30.80 mmYes
data collections04f56112.0° omega2.000°20 seconds30.80 mmYes

Scalepack Scaling

Deleted observations

Rejected 214
Zero sigma or profile test   1
Overload or incomplete profile 808
Sigma cutoff  66
High resolution limit  40

Final Data Set

Scale factor range9.33-14.37
Number of 'full' reflections 15249
Number of 'partial' reflections  8554
Total number of integrated reflections 22700
Total number of unique reflections  5689
Data completeness  99.6%
Resolution range20.40-0.77 A
Theta range1.00°-27.48°
Average Intensity   56.3
Average Sigma(I)    2.6
Overall R-merge (linear)  0.069

Sadabs Results

Parameter refinement on 15583 reflections reduced R(int) from 0.1222 to 0.0454

Before rejection, 22776 reflections total and 5709 unique

After rejection, 22349 reflections total and 5693 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1    8.2  0.0574   0.913 - 1.321   0.742 - 1.478   1.395   15214   10895
    2   -6.5  0.0448   1.030 - 1.272   0.733 - 1.130   1.337    1311     994
    3   -7.6  0.0766   0.451 - 0.589   0.736 - 1.429   1.596    1186     825
    4   -7.6  0.0510   0.623 - 0.754   0.734 - 1.396   1.331    4638    3473
Ratio of minimum to maximum apparent transmission: 0.496260

Metadata

  Group    Academic  
  Operator   Mike Hursthouse  
  Sample Owner   Cagliari  
  Local Code   CGL165  
  Formula     
  Crystal Colour    Orange  
  Crystal Habit    Block  
  Crystal Size   0.34 x 0.2 x 0.16 (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/