2Q70

Estrogen receptor alpha ligand-binding domain complxed to a benzopyran ligand


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP82890.1M Tris, 0.2M magnesium chloride, 20% PEG 4000, 10% ethylene glycol, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.3547.76

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.558α = 90
b = 97.88β = 90
c = 174.156γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 17-BM1.000APS17-BM

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
11.955094.20.0624.25.737308129.8
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)
1.952.0267.10.5171.043.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.9528.9337307103694.30.260.303RANDOM46.5
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]
8.16.79-14.88
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20
c_scangle_it3.38
c_mcangle_it2.32
c_scbond_it2.27
c_mcbond_it1.45
c_angle_deg0.9
c_improper_angle_d0.67
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20
c_scangle_it3.38
c_mcangle_it2.32
c_scbond_it2.27
c_mcbond_it1.45
c_angle_deg0.9
c_improper_angle_d0.67
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3551
Nucleic Acid Atoms
Solvent Atoms44
Heterogen Atoms46

Software

Software
Software NamePurpose
CNXrefinement
MAR345dtbdata collection
HKL-2000data reduction
HKL-2000data scaling
CNXphasing