X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.1
Temperature 293.0
Details PEG 2000 MME, sodium acetate, magnesium sulfate, beta-mercaptoethanol, HEPES pH 7.1, glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 133.07 α = 90
b = 123.06 β = 96.78
c = 164.56 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD mirrors 2005-08-19
Diffraction Radiation
Monochromator Protocol
DCM - pair of flat Si crystals SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 23-ID-D 0.97857 APS 23-ID-D

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
2.37 50 96.8 0.082 -- -- 5.2 396029 376279 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)
2.37 2.45 80.6 0.41 -- -- 3.5 16940

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
Isomorphous Replacement 2.37 50.0 -- 0.0 396029 376279 35734 89.4 -- -- 0.223 0.268 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.37 2.45 -- -- -- -- -- -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 73.904
Anisotropic B[1][1] 0.964
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -10.239
Anisotropic B[2][2] 5.92
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -6.885
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 2.053
c_mcbond_it 1.411
c_mcangle_it 2.377
c_scangle_it 3.14
c_bond_d 0.007
c_angle_d 1.195
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 28945
Nucleic Acid Atoms 2652
Heterogen Atoms 0
Solvent Atoms 857

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
PDB_EXTRACT data extraction version: 2.000
HKL-2000 data reduction
HKL-2000 data scaling
CNS phasing