X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 291.0
Details Monomethyl PEG 550, Magnesium Chloride, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 181.15 α = 90
b = 135.09 β = 90
c = 124.17 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID -- 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
2.9 20 99.9 -- 0.161 -- 5.3 -- 67852 -- -1.0 38.9
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)
2.9 3.0 100.0 -- 0.381 3.7 5.6 6699

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 2.9 20.0 -- 0.0 62258 56787 5471 83.6 -- -- 0.254 0.302 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 2.9 3.08 -- 795 7496 0.298 0.35 0.012 74.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 23.4
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 4.68
x_scbond_it 3.06
x_mcangle_it 3.03
x_mcbond_it 1.9
x_improper_angle_d 0.81
x_dihedral_angle_d 25.2
x_angle_deg 1.4
x_bond_d 0.009
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.36
Luzzati Sigma A (Observed) 0.38
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.44
Luzzati Sigma A (R-Free Set) 0.45
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 17894
Nucleic Acid Atoms 0
Heterogen Atoms 567
Solvent Atoms 317

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR 98.1 Structure Refinement
Software
Software Name Purpose
X-PLOR(ONLINE) version: 98.1 refinement