Experiment: 1FM9

 1FM9

THE 2.1 ANGSTROM RESOLUTION CRYSTAL STRUCTURE OF THE HETERODIMER OF THE HUMAN RXRALPHA AND PPARGAMMA LIGAND BINDING DOMAINS RESPECTIVELY BOUND WITH 9-CIS RETINOIC ACID AND GI262570 AND CO-ACTIVATOR PEPTIDES.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.529517% PEG 4K, 200mM NaSCN, 8% Ethylene Glycol , pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 22K
Crystal Properties
Matthews coefficientSolvent content
2.0740.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.143α = 90
b = 54.046β = 90
c = 211.149γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93CCDMARRESEARCH1999-12-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 17-IDAPS17-ID

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
12.12098.80.09421.22548325.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONTHROUGHOUT2.120229087289591.80.2390.2390.268RANDOM49
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]
-3.736.42-2.69
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.4
c_scangle_it2.22
c_mcangle_it2.14
c_angle_deg1.6
c_scbond_it1.41
c_mcbond_it1.2
c_improper_angle_d0.96
c_bond_d0.013
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4148
Nucleic Acid Atoms
Solvent Atoms131
Heterogen Atoms63

Software

Software
Software NamePurpose
X-PLORmodel building
CNSrefinement
MAR345data collection
HKL-2000data scaling
X-PLORphasing