X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.8
Temperature 290.0
Details 0.2M Sodium chloride, 20% PEG 4000, pH 7.8, VAPOR DIFFUSION, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 146.51 α = 90
b = 146.51 β = 90
c = 114.59 γ = 120
Symmetry
Space Group P 32

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 80
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2011-06-10
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRF BEAMLINE BL17U 0.9792 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
2.1 50 100.0 0.14 0.157 -- 5.8 -- 160488 3.0 3.0 35.6
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 2.14 100.0 0.71 0.691 3.2 5.7 8050

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 47.96 -- 3.0 160488 152214 8174 99.78 0.168 0.14423 0.14285 0.16941 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 2.1 2.154 -- 588 11118 0.198 0.246 -- 97.92
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.275
Anisotropic B[1][1] 9.41
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 9.41
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -18.83
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.28
r_dihedral_angle_2_deg 38.087
r_scangle_it 5.145
r_angle_refined_deg 1.726
r_dihedral_angle_4_deg 18.55
r_scbond_it 3.919
r_mcbond_it 1.786
r_gen_planes_refined 0.011
r_mcangle_it 2.528
r_bond_refined_d 0.012
r_chiral_restr 0.121
r_dihedral_angle_3_deg 18.453
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 21402
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 1469

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
PHASES phasing
REFMAC refinement version: 5.5.0102
HKL-2000 data reduction
HKL-2000 data scaling