X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 277.0
Details 85mM Lithium sulfate, 42mM Tris pH 8.5, 12.75% PEG4K, 7.5% glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 193.35 α = 90
b = 117.9 β = 114.06
c = 92.44 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU SATURN 92 VariMax HF mirrors 2009-02-25
Diffraction Radiation
Monochromator Protocol
VariMax HF mirrors 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
2.35 50 97.8 -- 0.063 -- 5.3 -- 76800 0.0 0.0 36.1
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)
2.35 2.43 97.2 -- 0.355 2.45 5.3 7626

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 2.35 28.91 -- 0.0 60931 60931 3079 77.3 0.251 0.249 0.249 0.293 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 2.35 2.5 -- 403 7564 0.357 0.444 0.022 60.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 50.4
Anisotropic B[1][1] 0.9
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -8.99
Anisotropic B[2][2] 1.37
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.27
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 11.27
c_scbond_it 9.28
c_mcangle_it 2.12
c_mcbond_it 1.26
c_improper_angle_d 0.68
c_dihedral_angle_d 22.5
c_angle_deg 1.0
c_bond_d 0.004
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.4
Luzzati Sigma A (Observed) 0.43
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.5
Luzzati Sigma A (R-Free Set) 0.61
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12607
Nucleic Acid Atoms 0
Heterogen Atoms 70
Solvent Atoms 322

Software

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