X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 291.0
Details 3.4M 1,6-hexanediol, 0.2M magnesium chloride, 0.1M tris-HCl, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 98.06 α = 90
b = 98.06 β = 90
c = 132.39 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MARRESEARCH Osmic Mirror 2002-01-23
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.5418 -- --

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
2.1 17 99.9 0.078 -- -- 16.1 41966 41966 -- 0.0 17.7
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)
2.1 2.17 98.8 0.383 -- 7.4 14.0 4153

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 2.1 16.99 -- 0.0 41938 41938 2026 99.9 0.196 -- 0.192 0.213 --
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 2.1 2.23 -- 347 -- 0.237 0.273 -- 99.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.9
Anisotropic B[1][1] -3.98
Anisotropic B[1][2] 1.14
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.98
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.97
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 1.49
c_angle_deg 1.5
c_improper_angle_d 0.87
c_mcangle_it 1.92
c_bond_d 0.009
c_scangle_it 2.24
c_dihedral_angle_d 23.5
c_mcbond_it 1.13
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5473
Nucleic Acid Atoms 0
Heterogen Atoms 86
Solvent Atoms 855

Software

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