X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microbatch Under Paraffin Oil
pH 6.8
Temperature 298.0
Details 18% PEG3350, 5% glycerol , pH 6.8, microbatch under paraffin oil, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 227.62 α = 90
b = 56.06 β = 102.49
c = 141.55 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 270 mirrors 2010-03-17
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-17A 1.0 Photon Factory BL-17A

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.75 50 98.2 0.058 -- -- 4.7 45029 45029 0.0 0.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.75 2.8 81.0 0.431 -- -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.754 20.0 -- 0.0 44912 44912 2223 98.2 -- -- 0.2514 0.2865 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 90.4409
Anisotropic B[1][1] -15.606
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -3.424
Anisotropic B[2][2] -0.726
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 16.332
RMS Deviations
Key Refinement Restraint Deviation
f_mcbond_it 1.361
f_scbond_it 1.697
f_mcangle_it 2.38
f_bond_d 0.009
f_scangle_it 2.687
f_angle_d 1.451
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13139
Nucleic Acid Atoms 0
Heterogen Atoms 516
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
PHASER phasing
PHENIX refinement
PDB_EXTRACT data extraction version: 3.11
HKL-2000 data collection
CNS refinement version: 1.1