X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details 0.1 M cacodylate, pH 6.8-7.4, 0.1-0.2M (NH4)2SO4, 14-20% PEG 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.08 α = 90
b = 59.49 β = 93.18
c = 68.65 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2010-11-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1 APS 17-ID

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
1.83 34.37 88.8 0.091 -- -- -- -- 29063 -- -- 28.39
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)
1.83 1.93 99.5 0.49 -- 2.1 3.3 4276

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 1.83 34.37 -- 0.0 -- 29063 1480 99.2 -- 0.189 0.187 0.222 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 1.83 1.89 -- 157 2709 0.205 0.245 0.0 99.27
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.45
Anisotropic B[1][1] 4.893
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.2689
Anisotropic B[2][2] -7.3541
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.4612
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 0.9
t_bond_d 0.01
t_omega_torsion 3.85
t_other_torsion 17.48
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2163
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 146

Software

Software
Software Name Purpose
BUSTER refinement version: 2.11.7
XDS data reduction
Aimless data scaling
PHASER phasing