X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 298.0
Details AMMONIUM SULPHATE, TRI-SODIUM CITRATE, SODIUM CHLORIDE, GLYCEROL, NAG, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 132.9 α = 90
b = 132.9 β = 90
c = 176.94 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV OSMIC optics 2001-08-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.54 -- --

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
1.9 40 96.5 -- 0.06 -- 17.0 70431 70431 -- -3.0 14.5
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)
1.9 1.96 93.3 -- 0.189 5.8 17.0 5572

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
FOURIER SYNTHESIS 1.9 38.37 -- 0.0 70419 70419 7123 96.5 -- 0.194 0.194 0.214 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 1.9 2.02 -- 1158 10317 0.205 0.233 0.007 95.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 17.9
Anisotropic B[1][1] 0.9
Anisotropic B[1][2] 2.2
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.9
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.8
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.005
c_angle_deg 1.3
c_scangle_it 2.46
c_improper_angle_d 0.84
c_mcbond_it 1.02
c_scbond_it 1.7
c_dihedral_angle_d 23.1
c_mcangle_it 1.43
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.23
Luzzati Sigma A (R-Free Set) 0.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3861
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 295

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
CNS phasing