X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.2
Temperature 298.0
Details Potassium/Sodium Tartrate, Sodium Citrate, Ammonium Sulfate, pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.37 α = 90
b = 83.55 β = 93.08
c = 94.9 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD SBC-2 mirror 2002-06-06
Diffraction Radiation
Monochromator Protocol
double crystal monochromator MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 0.97922, 0.97936,0.94644 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
2.7 47.38 98.8 0.12 -- -- 7.1 26031 26031 0.0 0.0 13.3
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)
2.7 2.8 99.8 0.446 -- -- -- --

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
autoSHARP 2.7 47.38 -- 0.0 24805 24805 2434 97.0 0.211 0.206 0.206 0.275 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 2.7 2.87 3599 386 3616 0.288 0.387 0.02 95.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 34.8
Anisotropic B[1][1] -3.54
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.2
Anisotropic B[2][2] -7.15
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 10.69
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_improper_angle_d 0.91
c_mcbond_it 2.24
c_angle_deg 1.5
c_dihedral_angle_d 25.5
c_scangle_it 6.28
c_scbond_it 4.02
c_mcangle_it 3.78
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.46
Luzzati Sigma A (R-Free Set) 0.51
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6416
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 277

Software

Software
Software Name Purpose
CNS refinement version: 1.0
d*TREK data reduction
HKL-2000 data scaling
autoSHARP phasing