4J3I

X-ray crystal structure of bromodomain complex to 1.24 A resolution


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.529825% (W/V) PEG 3350, 0.1 M BIS-TRIS, 0.2 M LITHIUM SULFATE, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1542.79

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 37.278α = 90
b = 44.623β = 90
c = 78.064γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rMIRRORS2011-04-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A1.075NSLSX29A

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
11.245099.70.0539.83.93767537571
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)
11.241.281000.2443.83694

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3MXF1.2419.373756637472187699.750.11470.1130.1447RANDOM11.8209
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]
0.37-0.06-0.31
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.134
r_sphericity_free29.024
r_dihedral_angle_4_deg15.706
r_dihedral_angle_3_deg13.291
r_sphericity_bonded10.379
r_rigid_bond_restr5.975
r_dihedral_angle_1_deg5.318
r_angle_refined_deg2.209
r_angle_other_deg1.039
r_chiral_restr0.146
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.134
r_sphericity_free29.024
r_dihedral_angle_4_deg15.706
r_dihedral_angle_3_deg13.291
r_sphericity_bonded10.379
r_rigid_bond_restr5.975
r_dihedral_angle_1_deg5.318
r_angle_refined_deg2.209
r_angle_other_deg1.039
r_chiral_restr0.146
r_bond_refined_d0.025
r_gen_planes_refined0.014
r_bond_other_d0.002
r_gen_planes_other0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1062
Nucleic Acid Atoms
Solvent Atoms257
Heterogen Atoms36

Software

Software
Software NamePurpose
SCALEPACKdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
HKL-2000data reduction