X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 291.0
Details 50 mM Imidazole, 350 mM Sodium Acetate, 18 % PEG3350, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.66 α = 90
b = 79.76 β = 107.47
c = 55.64 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU SATURN 92 Viramax 2007-03-28
Diffraction Radiation
Monochromator Protocol
Viramax SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 HF 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 50 99.1 -- -- -- 3.3 28347 28347 0.0 2.0 11.1
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 2.07 96.8 0.446 -- 2.8 3.1 2747

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 22.57 -- 0.0 28347 26058 2609 91.1 -- 0.192 0.192 0.233 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 2747 428 3780 0.227 0.275 0.013 88.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 26.9
Anisotropic B[1][1] 2.46
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.88
Anisotropic B[2][2] 0.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.62
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.96
c_scbond_it 2.01
c_mcangle_it 2.01
c_mcbond_it 1.34
c_improper_angle_d 0.93
c_dihedral_angle_d 24.1
c_angle_deg 1.0
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.28
Luzzati Sigma A (R-Free Set) 0.23
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2615
Nucleic Acid Atoms 631
Heterogen Atoms 36
Solvent Atoms 449

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
CNS Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
CNS version: 1.1 refinement
CNS model building
HKL-2000 data collection