X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Temperature 277.0
Details 30% PEG 1000, 50 mM Tris pH 7.5, 50 to 75 mM NaCl, 50 mM MgCl2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.79 α = 90
b = 47.78 β = 99.05
c = 68.67 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 315r -- 2010-01-29
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM30A 0.9797 ESRF BM30A

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
2.2 30 87.3 0.039 -- -- 3.4 -- 13144 -- -- 59.76
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)
2.2 2.33 52.0 0.939 -- 0.97 2.38 --

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
FOURIER SYNTHESIS 2.2 28.32 -- 0.0 -- 13139 553 87.17 -- 0.1935 0.1913 0.2396 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 2.2 2.38 -- 72 1586 0.2356 0.3018 -- 54.15
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 58.65
Anisotropic B[1][1] 2.6653
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 5.0623
Anisotropic B[2][2] -0.555
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.1103
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.01
t_angle_deg 0.81
t_other_torsion 23.65
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.316
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 2472
Heterogen Atoms 4
Solvent Atoms 230

Software

Software
Software Name Purpose
XSCALE data scaling
BUSTER-TNT refinement version: 2.10.2
PDB_EXTRACT data extraction version: 3.20
XDS data reduction
PHASER phasing