X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 290.0
Details Ammonium sulfate, PEG600, MES, Magnesium acetate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 75.46 α = 90
b = 75.46 β = 90
c = 133.34 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH Osmic Mirrors 2002-01-30
Diffraction Radiation
Monochromator Protocol
Graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.5418 -- --

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
2.45 30 92.6 0.066 0.066 -- 3.3 8407 8407 0.0 0.0 --
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)
2.45 2.54 90.1 0.366 0.366 9.2 3.0 --

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
MOLECULAR REPLACEMENT 2.45 30.0 0.0 0.1 8139 8139 379 92.6 0.239 0.239 0.236 0.284 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.45 2.54 688 23 688 0.3076 0.2864 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 38.0822
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.76103
c_dihedral_angle_d 20.0882
c_angle_deg 1.20634
c_bond_d 0.007885
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.33
Luzzati Sigma A (Observed) 0.32
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.44
Luzzati Sigma A (R-Free Set) 0.36
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1542
Nucleic Acid Atoms 0
Heterogen Atoms 66
Solvent Atoms 58

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 refinement
CNS model building
SCALEPACK data reduction
DENZO data collection