X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 291.0
Details 7-12% isopropanol, 0.1M magnesium chloride, 0.05M sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP at 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.58 α = 90
b = 105.01 β = 90
c = 124.1 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE undulator, mirrors 2000-04-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 0.9794 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
2.6 25 99.4 -- -- -- -- 24613 24465 -- -3.0 27.0

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
MAD 2.6 19.89 -- 0.0 24613 24465 1234 99.4 -- 0.203 0.203 0.293 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 2.6 2.76 -- 221 3750 0.309 0.387 0.026 98.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 44.6
Anisotropic B[1][1] -1.87
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.6
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.47
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.3
c_improper_angle_d 0.99
c_dihedral_angle_d 24.8
c_mcangle_it 2.85
c_scbond_it 2.09
c_bond_d 0.012
c_mcbond_it 1.59
c_scangle_it 3.3
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.44
Luzzati Sigma A (R-Free Set) 0.69
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5081
Nucleic Acid Atoms 0
Heterogen Atoms 43
Solvent Atoms 484

Software

Software
Software Name Purpose
SHARP phasing
CNS refinement version: 0.9
HKL-2000 data reduction
SCALEPACK data scaling