EPSRC National Crystallography Service
Data Collection Summary kccd2 (damien)


Summary report for Directory: diska/2005src1566

Report generated Jan 12, 2006; 17:14:26

Unit cell

10126 reflections with 2.91°<theta<27.48° (resolution between 7.00A and 0.77A) were used for unit cell refinement

Symmetry used
in scalepack
r3
a (Angstrom)24.588 +/- 0.003
b (Angstrom)24.588 +/- 0.003
c (Angstrom)48.256 +/- 0.006
alpha (°) 90.000
beta (°) 90.000
gamma (°) 120.000
Volume (A**3)25266. +/- 5.
Mosaicity (°)2.678 +/- 0.002

Data collection

Summary

Total number of images collected565
Total exposure time14.0 hours
Data collection exposure time14.0 hours
Data collection wall-clock time14.7 hours

Experimental Conditions

Wavelength0.71073 A
Cryostat setting120.00K
Crystal to detector distance60.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f228228.0° phi1.000°90 secondsYes
data collections02f165165.0° omega1.000°90 secondsYes
data collections03f164164.0° omega1.000°90 secondsYes
Phi/Chii01f - i08f840 seconds

Scalepack Scaling

Deleted observations

Rejected 552
Zero sigma or profile test  48
Overload or incomplete profile3740
Sigma cutoff 344
High resolution limit4252

Final Data Set

Scale factor range7.67-14.04
Number of 'full' reflections     0
Number of 'partial' reflections 56700
Total number of integrated reflections 45294
Total number of unique reflections 11917
Data completeness  94.9%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity   77.9
Average Sigma(I)    5.6
Overall R-merge (linear)  0.070

Eval Integration

Number of reflections 80439
Unique reflections 13018
Weak reflections 33229
Negative intensities   577
Rejected observations     3
R-sym 0.221
R-meas 0.238

Sadabs Results

Parameter refinement on 37833 reflections reduced R(int) from 0.0628 to 0.0430

Before rejection, 75960 reflections total and 35087 unique

After rejection, 74398 reflections total and 35041 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1   26.3  0.0616   1.179 - 1.552   0.879 - 1.254   1.386   29519   18978
    2  -25.7  0.0626   0.700 - 0.844   0.918 - 1.471   1.404   22241   13818
    3   25.7  0.0866   0.714 - 0.934   0.876 - 1.847   1.520   22638   12686

Sadabs Results

Parameter refinement on 36147 reflections reduced R(int) from 0.3086 to 0.0938

Before rejection, 77172 reflections total and 29995 unique

After rejection, 65714 reflections total and 29179 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1  -26.3  0.1128   0.624 - 0.986   0.825 - 1.521   1.451   26019   14048
    2   25.7  0.1167   0.680 - 0.888   0.780 - 1.577   1.476   19624   10420
    3  -25.7  0.1483   0.894 - 1.220   0.805 - 1.590   1.604   20071    8880
Ratio of minimum to maximum apparent transmission: 0.474102

Metadata

  Group    Service  
  Operator   Peter Horton  
  Sample Owner   Dr. S. Aldridge  
  Local Code   NDC92  
  Formula   C92 H100 O4 B1 Cl1 F24 Fe2 Ga2  
  Crystal Colour    Light Pink  
  Crystal Habit    Block  
  Crystal Size   0.14 x 0.1 x 0.06 (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/