X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.6
Temperature 293.0
Details PEG 10000, Ammonium Citrate, Sodium Chloride, pH 5.6, VAPOR DIFFUSION, HANGING DROP at 293K, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 145.08 α = 90
b = 145.08 β = 90
c = 62.74 γ = 90
Symmetry
Space Group P 43

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 1996-05-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 0.914 CHESS A1

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
3.2 40 97.5 0.105 -- -- 7.5 21357 21357 0.0 0.0 79.8
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)
3.2 3.31 87.2 0.363 -- -- 2.7 --

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 3.2 30.69 0.0 0.0 21343 21343 1065 97.5 -- 0.262 0.262 0.31 SHELLS
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 3.2 3.4 3232 125 3107 0.356 0.393 0.035 90.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 126.8
Anisotropic B[1][1] 2.64
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.64
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.28
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.4
c_bond_d 0.009
c_scangle_it 28.59
c_mcangle_it 19.91
c_dihedral_angle_d 26.1
c_scbond_it 18.79
c_mcbond_it 14.11
c_improper_angle_d 0.79
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.43
Luzzati Sigma A (Observed) 0.76
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.52
Luzzati Sigma A (R-Free Set) 0.85
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6905
Nucleic Acid Atoms 0
Heterogen Atoms 701
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement version: 0.9