X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details 15% PEG 8000, 0.2 M MgCl2, pH 8.0, VAPOR DIFFUSION, HANGING DROP at 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.38 α = 90
b = 146.76 β = 98.61
c = 135.69 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-09-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE A1 0.9780 CHESS A1

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
3 100 94.1 -- -- -- -- 43729 36549 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)
3.0 3.16 81.9 -- -- -- -- --

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
-- 3.0 6.0 -- 2.0 -- 36547 1846 94.1 -- 0.326 0.326 0.334 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 3.0 3.16 -- 278 5036 0.364 0.352 0.021 81.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 76.1
Anisotropic B[1][1] -27.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 9.8
Anisotropic B[2][2] 9.7
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 17.57
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.15
c_dihedral_angle_d 25.7
c_angle_deg 2.0
c_bond_d 0.011
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.54
Luzzati Sigma A (Observed) 0.47
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.53
Luzzati Sigma A (R-Free Set) 0.38
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9511
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
AMoRE model building
SCALEPACK data reduction
DENZO data collection