X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8
Temperature 293.0
Details 0.9M LiSO4, 0.01M NiCl2, 0.1M Tris, pH 8, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.64 α = 90
b = 65.64 β = 90
c = 85.57 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2006-11-08
Diffraction Radiation
Monochromator Protocol
Si 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 1.005 ESRF ID14-4

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 50 96.3 0.098 -- -- 6.0 -- 14251 -- -- 27.06
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)
2.0 2.11 96.7 0.17 -- 6.3 6.2 --

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
SAD 2.0 47.348 -- 0.12 -- 14181 852 95.32 -- 0.1735 0.1697 0.2367 --
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 2.0 2.125 -- 139 2175 0.147 0.205 -- 95.0
X Ray Diffraction 2.125 2.289 -- 147 2192 0.138 0.192 -- 96.0
X Ray Diffraction 2.289 2.52 -- 146 2221 0.149 0.209 -- 96.0
X Ray Diffraction 2.52 2.884 -- 142 2237 0.157 0.226 -- 97.0
X Ray Diffraction 2.884 3.634 -- 145 2271 0.157 0.231 -- 97.0
X Ray Diffraction 3.634 47.361 -- 133 2233 0.196 0.275 -- 91.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 32.986
Anisotropic B[1][1] -0.303
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.303
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.606
RMS Deviations
Key Refinement Restraint Deviation
f_angle_d 1.14
f_chiral_restr 0.084
f_plane_restr 0.005
f_bond_d 0.01
f_dihedral_angle_d 15.951
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1285
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 116

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
SHELXS phasing
REFMAC refinement version: 5.5.0088
MOSFLM data reduction
SCALA data scaling
PHENIX refinement version: 1.4_153