X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.8
Temperature 291.0
Details MPD, magnesium chloride, spermidine, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 291.K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 407.5 α = 90
b = 407.5 β = 90
c = 174.8 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 85
2 85
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-07-01
CCD SBC -- 2000-12-01
Diffraction Radiation
Monochromator Protocol
double crystal monochromator, Si(111) SINGLE WAVELENGTH
double crystal monochromator, Si(111) double crystal monochromator, Si(222) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.045 MPG/DESY, HAMBURG BW6
SYNCHROTRON APS BEAMLINE 19-ID 1.033 APS 19-ID

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
4.2 35 81.5 0.099 -- -- 5.0 83090 83090 2.0 1.0 --
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)
4.2 4.27 69.6 0.357 -- 2.4 5.0 --

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
FOURIER SYNTHESIS 4.2 35.0 0.0 0.0 83090 83090 8300 -- 0.211 0.211 0.205 0.264 RANDOM
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2496
Nucleic Acid Atoms 32534
Heterogen Atoms 1061
Solvent Atoms 0

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
CNS model building