X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 300.0
Details ammonium sulfate (1.2-2 M), pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 83.83 α = 90
b = 106.46 β = 90
c = 56.6 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 2005-07-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-BM 1 APS 19-BM

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
2.5 50 94.4 -- 0.137 -- 6.4 18160 17150 1.0 1.0 --

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 2.5 50.0 -- 0.0 -- 17150 1701 94.4 -- -- 0.195 0.259 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.945
Anisotropic B[1][1] -0.403
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 5.984
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.581
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008
c_scangle_it 2.726
c_angle_d 1.123
c_mcbond_it 1.313
c_scbond_it 1.821
c_mcangle_it 2.229
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3648
Nucleic Acid Atoms 0
Heterogen Atoms 134
Solvent Atoms 293

Software

Software
Software Name Purpose
CNS refinement
PDB_EXTRACT data extraction version: 3.000
HKL-2000 data collection
DENZO data reduction
SCALEPACK data scaling
HKL-2000 data scaling
CNS phasing