X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 287.0
Details 100 mM Tris pH 8.5, 10% PEG 400, 58 mM LiSO4, VAPOR DIFFUSION, HANGING DROP, temperature 287K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.38 α = 90
b = 50.38 β = 90
c = 121.32 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r KOHZU: Double Crystal Si(111) 2008-10-12
Diffraction Radiation
Monochromator Protocol
KHOZU Double flat crystal MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 0.9795, 0.97953, 0.95372 ALS 8.3.1

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
2.5 43.73 99.4 0.109 -- -- 6.6 -- 6647 3.0 3.0 28.4
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)
2.5 2.5 99.4 0.421 -- 4.1 7.0 --

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
MAD 2.5 43.727 -- 0.0 6647 6647 892 71.6 -- 0.224 0.224 0.265 random
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.078
Anisotropic B[1][1] 2.554
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.554
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.108
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008
c_angle_deg 1.47
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1406
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 13

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
SOLVE Structure Solution
CNS 1.2 Structure Refinement
Software
Software Name Purpose
CNS version: 1.2 refinement
SOLVE model building
ADSC version: Quantum data collection