X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.5
Temperature 25.0
Details 22% PEG 200 MME, 0.2M SODIUM PHOSPHATE, 0.1M ACETATE BUFFER, 5mM MgCl2, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 25K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 69.07 α = 90
b = 70.27 β = 90
c = 90.92 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-05-03
Diffraction Radiation
Monochromator Protocol
ALS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 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
1.48 30 0.989 -- 0.035 -- -- 70604 70604 -- -3.0 13.9
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)
1.48 1.5 0.974 -- 0.335 3.4 -- 3547

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
MOLECULAR REPLACEMENT 1.48 15.0 -- -- 70604 63497 7366 -- -- -- 0.202 0.232 random
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.96
Anisotropic B[1][1] -0.25
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.451
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.201
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3287
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 416

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS model building
DENZO data collection
CNS refinement
SCALEPACK data reduction