X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 293.0
Details 0.1 M HEPES, 0.2 M magnesium chloride, 15.0% (v/v) ethanol, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 116.54 α = 90
b = 121.81 β = 90
c = 130.67 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2012-06-10
Diffraction Radiation
Monochromator Protocol
Si(311) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-2 0.8726 ESRF ID23-2

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
2.7 89.1 99.4 0.091 -- -- -- 51602 51602 0.0 0.0 65.19

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 2.7 43.49 -- 0.0 51602 51481 782 99.54 0.195 0.1957 0.195 0.2423 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 2.7 2.77 -- 53 3606 0.2263 0.2281 -- 99.54
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.79
Anisotropic B[1][1] -1.4897
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.9934
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.4831
RMS Deviations
Key Refinement Restraint Deviation
t_omega_torsion 2.98
t_bond_d 0.01
t_angle_deg 1.06
t_other_torsion 2.91
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.424
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11041
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 275

Software

Software
Software Name Purpose
PRODC data collection
PHASER phasing
BUSTER refinement version: 2.11.2
XDS data reduction
SCALA data scaling