X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP298Protein Solution (20 mg/ml CalG2 protein, 0.05M NaCl, 0.015M Tris pH 8) mixed in a 1:1 ratio with the well solution (0.5% MEPEG5K, 800mM Na K-tartrate, 100mM Tris pH 8.5) Cryoprotected with 20% Ethylene Glycol, 0.5% MEPEG5K, 800mM Na K-tartrate, 100mM Tris pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.4950.69

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.289α = 90
b = 48.592β = 101.71
c = 108.393γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDmirrors and beryllium lenses2011-02-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-D0.9794APS21-ID-D

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.195099.80.1097.75.246619
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.22.2497.60.6044.52243

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT2.1937.46544221189594.320.19850.19660.239532.0894
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
10.25260.4121-11.07291.5859
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.482
f_angle_d1.149
f_chiral_restr0.129
f_bond_d0.007
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6074
Nucleic Acid Atoms
Solvent Atoms338
Heterogen Atoms166

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling
PHENIXphasing