X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 295.0
Details 28-35% ammonium sulphate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 178.78 α = 90
b = 178.78 β = 90
c = 167.94 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-07-23
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.90950 EMBL/DESY, Hamburg X11

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 19.95 98.2 0.106 -- -- -- -- 178749 0.0 0.0 15.5
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)
2.0 2.13 97.6 -- -- -- -- --

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 2.0 19.95 -- 0.0 -- 178749 17760 98.2 -- 0.161 0.161 0.184 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 2.0 2.13 -- 2917 26396 0.22 0.231 0.004 97.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 24.9
Anisotropic B[1][1] 0.39
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.39
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.78
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 0.83
c_angle_deg 1.5
c_bond_d 0.01
c_scangle_it 4.23
c_improper_angle_d 0.97
c_mcangle_it 1.39
c_dihedral_angle_d 23.8
c_scbond_it 3.62
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.18
Luzzati Sigma A (Observed) 0.19
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.21
Luzzati Sigma A (R-Free Set) 0.19
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10890
Nucleic Acid Atoms 0
Heterogen Atoms 149
Solvent Atoms 1238

Software

Software
Software Name Purpose
AMoRE phasing
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling