X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details 0.6M Li2SO4, 100mM HEPES, 25% PEG3350, pH 7.5, vapor diffusion, hanging drop, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 107.32 α = 90
b = 131.54 β = 90
c = 78.54 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2010-10-06
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.979 SSRF BL17U

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
2.2 50 100.0 0.106 -- -- 10.6 28663 28642 -- -- --
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)
2.2 2.24 100.0 0.351 -- -- 9.8 1434

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 2.2 36.75 -- 0.0 28663 28481 1439 99.35 -- 0.171 0.1687 0.2146 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 2.198 2.255 -- 87 1843 0.173 0.237 -- 98.27
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.913
Anisotropic B[1][1] -1.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.45
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.43
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.011
r_chiral_restr 0.185
r_dihedral_angle_4_deg 21.971
r_dihedral_angle_3_deg 13.572
r_dihedral_angle_2_deg 33.526
r_dihedral_angle_1_deg 6.965
r_angle_refined_deg 2.088
r_bond_refined_d 0.029
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2884
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 143

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.10 data extraction
REFMAC5 version: 5.6.0117 refinement
Phaser molecular replacement
SCALEPACK data reduction