X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 277.0
Details 11% PEG 6000, 0.2M calcium acetate, 100MM cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.46 α = 90
b = 50.46 β = 90
c = 216.1 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 ADSC QUANTUM 4r Toroidal mirror 1999-12-09
Diffraction Radiation
Monochromator Protocol
LN2 cooled Si(311) or Si(111) crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.9322 ESRF ID14-4

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
1.99 30 96.7 0.051 0.051 -- 4.3 22808 22060 -- -3.0 28.9
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)
1.99 2.06 91.1 0.171 0.171 7.3 2.7 2209

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 30.0 -- 0.0 20780 20780 1114 96.9 0.2188 0.2188 0.2159 0.2726 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 24.34
Anisotropic B[1][1] 0.85
Anisotropic B[1][2] 0.43
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.85
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.28
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.103
p_mcangle_it 0.822
p_scbond_it 1.151
p_plane_restr 0.005
p_mcbond_it 0.435
p_bond_d 0.012
p_scangle_it 1.912
p_angle_d 1.419
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2014
Luzzati ESD (R-Free Set) 0.1884
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2130
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 216

Software

Software
Software Name Purpose
AMoRE phasing
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling