X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Hanging Drop
pH 7.2
Temperature 289.0
Details 2M lithium sulfate, 0.05M magnesium sulfate, 0.05M HEPES, pH 7.2, hanging drop, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 77.96 α = 90
b = 77.96 β = 90
c = 113.83 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CCD ADSC unsupported-q315 -- 2012-02-26
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9797 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
2.9 50 98.8 0.134 -- -- 3.9 -- 9546 -- -- --
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)
2.9 3.0 99.7 0.376 -- -- 4.1 932

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 2.9 50.0 -- 0.0 -- 9135 475 98.19 -- 0.2459 0.2432 0.2978 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 2.9 2.975 -- 42 613 0.276 0.36 -- 98.79
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.5494
Anisotropic B[1][1] 1.34
Anisotropic B[1][2] 0.67
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.34
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.01
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.005
r_chiral_restr 0.11
r_bond_refined_d 0.012
r_dihedral_angle_2_deg 35.427
r_dihedral_angle_4_deg 15.147
r_mcangle_it 4.546
r_rigid_bond_restr 2.646
r_scbond_it 2.697
r_angle_refined_deg 1.576
r_dihedral_angle_3_deg 17.95
r_dihedral_angle_1_deg 6.221
r_mcbond_it 2.758
r_scangle_it 4.539
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2558
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
REFMAC refinement version: 5.5.0102
PDB_EXTRACT data extraction version: 3.11