X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 9
Temperature 295.0
Details 50 mM CHES, pH 9.0, 1.3 M tri-sodium citrate and 3 mM compound (cross seeded with crystals grown from 50 mM Tris, pH 7.2, 1.45 M ammonium sulfate, 2.0 M sodium chloride and 3 mM compound)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 99.45 α = 90
b = 99.45 β = 90
c = 94.74 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL DECTRIS PILATUS 6M -- 2012-04-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.00000 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
1.86 63.73 100.0 0.078 0.078 -- 5.2 -- 29508 -- -- 24.32
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)
1.857 1.863 100.0 0.575 -- 0.575 4.8 --

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 1.86 63.7 -- 0.0 -- 29369 1475 99.98 -- 0.149 0.1477 0.1741 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 1.86 1.93 -- 155 2729 0.1865 0.194 -- 99.98
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.41
Anisotropic B[1][1] -1.0361
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.0361
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.0722
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 1.08
t_other_torsion 13.63
t_omega_torsion 4.26
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.193
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4453
Nucleic Acid Atoms 0
Heterogen Atoms 49
Solvent Atoms 260

Software

Software
Software Name Purpose
XDS data reduction version: (VERSION December 29
SCALA data scaling
MOLREP phasing
BUSTER refinement version: 2.11.4
Coot model building
AutoPROC data scaling