X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 297.0
Details 26% PEG 4K, 80 mM Hepes, 5% Isopropanol, 5mM PHB, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 297K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 31.96 α = 90
b = 62.98 β = 90
c = 71.89 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 ADSC QUANTUM 4 -- 2000-02-28
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 0.9879 APS 17-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
1.7 20 95.0 0.04 -- -- 4.0 15812 15812 0.0 0.0 14.1
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)
1.7 1.76 83.0 0.12 -- -- 3.1 --

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
SIRAS 1.71 8.0 0.0 0.0 15223 15223 772 94.8 0.21 0.202 0.202 0.253 EVERY NTH
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 1.7 1.78 1469 71 1398 0.242 0.261 0.031 73.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 16.2
Anisotropic B[1][1] 0.87
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.36
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.85
c_mcbond_it 1.31
c_angle_deg 1.9
c_dihedral_angle_d 26.3
c_scbond_it 2.18
c_improper_angle_d 1.2
c_bond_d 0.017
c_scangle_it 3.22
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.18
Luzzati Sigma A (Observed) -0.1
Luzzati Resolution Cutoff (Low) 8.0
Luzzati ESD (R-Free Set) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1315
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 140

Software

Software
Software Name Purpose
PHASES phasing
CNS refinement version: 1.0
XENGEN data reduction
XENGEN data scaling