X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.1 M HEPES PH 7.5, 0.2 M MAGNESIUM NITRATE, 8-16% (W/V) PEG 3350

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.82 α = 90
b = 90.82 β = 90
c = 92.54 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 -- 2008-04-24
Diffraction Radiation
Monochromator Protocol
DIAMOND (111), GE(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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 40.77 99.6 0.09 -- -- 5.07 -- 9145 -- 0.0 78.16
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)
3.0 3.16 99.8 0.68 -- 1.15 5.2 --

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 3.0 32.41 -- 1.37 -- 9124 480 99.5 -- 0.183 0.18 0.237 --
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 3.0 3.4337 -- 155 2844 0.2437 0.2874 -- 100.0
X Ray Diffraction 3.4337 4.3245 -- 158 2861 0.1659 0.2374 -- 100.0
X Ray Diffraction 4.3245 32.4114 -- 167 2939 0.1672 0.2202 -- 99.0
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -8.1615
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -8.1615
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 16.323
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.004
f_chiral_restr 0.066
f_dihedral_angle_d 17.951
f_angle_d 1.141
f_bond_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2237
Nucleic Acid Atoms 0
Heterogen Atoms 29
Solvent Atoms 31

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
PHENIX (PHENIX.REFINE) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE) refinement
PHASER model building