X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 5.5
Temperature 298.0
Details 4.5% PEG3350, 100mM MES, PH 5.5,0.45mM PROTEIN, 50mM CACL2, 10mM DTT, pH 5.50, vapor diffusion, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 183.62 α = 90
b = 183.62 β = 90
c = 91.67 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2003-10-30
Diffraction Radiation
Monochromator Protocol
DOUBLE-CRYSTAL SILICON (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.1 ALS 5.0.2

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
3.3 28.99 99.4 0.121 -- -- 6.11 -- 26858 -- -- --
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)
3.3 3.42 100.0 0.369 -- 5.0 6.17 2702

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
-- 3.3 28.99 -- 0.0 -- 26470 1344 98.0 -- -- 0.262 0.28 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 64.548
Anisotropic B[1][1] 0.038
Anisotropic B[1][2] 0.111
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.038
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.076
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.17
c_angle_deg 1.3
c_bond_d 0.007
c_scangle_it 2.888
c_mcangle_it 2.714
c_scbond_it 1.691
c_mcbond_it 1.515
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6473
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 0

Software

Computing
Computing Package Purpose
DTREK Data Reduction (intensity integration)
DTREK Data Reduction (data scaling)
CNS Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.005 data extraction
CNS refinement
D*trek version: 8.0SSI data processing
D*trek version: 8.0SSI collection/data indexing