X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 293.15
Details 1.8M Ammonium sulfate, 0.1M Tris-HCl pH 8.5, 5% PEG 400, 0.05M MgSO4, 15% Xylitol, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67 α = 90
b = 144.01 β = 90
c = 103.33 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 Mirrors 2006-11-11
Diffraction Radiation
Monochromator Protocol
Horizontal focusing 5.05 degrees asymmetric cut Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 0.9792 CHESS A1

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
2.08 50 100.0 0.112 0.098 -- 14.4 30311 30311 0.0 0.0 27.22
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)
2.08 2.15 100.0 0.35 0.316 9.6 14.0 2984

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 2.08 50.0 0.0 0.0 28804 28804 2071 95.05 0.219 0.219 0.217 0.2453 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 2.08 2.13 1724 127 -- 0.2099 0.2447 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 2.97
RMS Deviations
Key Refinement Restraint Deviation
f_dihedral_angle_d 17.012
f_angle_deg 1.099
f_bond_d 0.009
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.48
Luzzati Sigma A (Observed) 0.47
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.51
Luzzati Sigma A (R-Free Set) 0.48
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2884
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 143

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
SOLVE Structure Solution
PHENIX Structure Refinement
Software
Software Name Purpose
PHENIX version: (phenix.refine) refinement