X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 298.0
Details MOPS, NaCl, Sodium Phosphate, Potassium Phosphate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 33.58 α = 90
b = 33.58 β = 90
c = 119.07 γ = 90
Symmetry
Space Group P 43

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2003-10-10
CCD -- -- 2003-10-10
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-BM 0.97934, 0.97949, 0.96411 APS 19-BM
SYNCHROTRON APS BEAMLINE 19-ID 1.03320 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
1.9 30 95.8 0.06 -- -- 3.6 10414 9977 -- -3.0 18.0
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)
1.9 1.97 72.0 0.258 -- 2.8 1.7 750

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 1.9 30.0 0.0 0.0 10363 9595 690 92.6 -- -- 0.2235 0.2678 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 1.9 1.97 463 45 625 0.2873 0.2485 -- 64.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 28.0
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.006
c_scbond_it 3.588
c_scangle_it 5.683
c_dihedral_angle_d 22.37
c_mcangle_it 3.527
c_angle_d 1.343
c_improper_angle_d 0.83
c_mcbond_it 2.186
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2499
Luzzati Sigma A (Observed) 0.19
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.307
Luzzati Sigma A (R-Free Set) 0.13
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1311
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 87

Software

Software
Software Name Purpose
HKL-2000 data collection
SCALEPACK data scaling
SOLVE phasing
CNS refinement
HKL-2000 data reduction