X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 10 MG/ML PROTEIN, 10% PEG 10000, 100 MM SODIUM CACODYLATE, PH = 6.5 200 MM ZINC SULPHATE, 10% GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.6 α = 90
b = 58.6 β = 90
c = 152 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 2001-10-15
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Diffraction Radiation
Monochromator Protocol
SI 111 MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32
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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
2.2 55.05 98.6 0.086 -- -- 16.2 -- 14176 -- -- 53.38
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)
2.2 2.27 92.1 -- -- -- 14.2 --

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
MAD 2.4 55.05 -- -- -- 10445 525 99.53 -- 0.273 0.2693 0.35057 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 67.19
Anisotropic B[1][1] 4.99
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 4.99
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -9.98
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1514
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 28

Software

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
SHARP phasing