X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details pH 8.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.36 α = 90
b = 86.36 β = 90
c = 220.17 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 8-BM -- APS 8-BM

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
1.8 50 98.2 -- 0.048 -- 6.9 -- 45155 -- -- 28.6
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)
1.8 1.86 99.9 -- 0.366 3.9 -- --

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
SAD 1.8 22.39 -- 0.0 45155 43377 1294 94.4 -- 0.225 0.225 0.242 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 1.8 1.91 -- -- 6598 0.299 -- -- 88.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 36.9
Anisotropic B[1][1] -0.65
Anisotropic B[1][2] 0.33
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.65
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.31
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 0.77
c_dihedral_angle_d 24.9
c_improper_angle_d 1.0
c_mcangle_it 1.28
c_scangle_it 1.72
c_bond_d 0.01
c_angle_deg 1.7
c_scbond_it 1.13
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.2
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2620
Nucleic Acid Atoms 0
Heterogen Atoms 18
Solvent Atoms 295

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling
CNS phasing