9T9G | pdb_00009t9g

Crystal structure of human CHD1 tandem chromodomain in complex with the ethoxyquinazoline-based inhibitor 1q


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5AFW 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP28112 % (w/v) PEG 3350, 0.2 M L-Proline, 0.1 M HEPES, pH 7.5. The ligand (final conc. of 20 mM, 10 % (v/v) DMSO) has been soaked in this condition for 24 h.
Crystal Properties
Matthews coefficientSolvent content
2.7855.74

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.804α = 90
b = 46.09β = 90
c = 110.264γ = 90
Symmetry
Space GroupP 21 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 4M2022-12-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE MASSIF-30.9677ESRFMASSIF-3

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
11.746.0999.90.060.0630.0170.99921.613.325905
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.731001.7541.8210.4870.70113.9

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.746.091.3425857124899.890.19890.19820.19910.21210.2126
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d12.826
f_angle_d0.784
f_chiral_restr0.048
f_bond_d0.006
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1441
Nucleic Acid Atoms
Solvent Atoms135
Heterogen Atoms50

Software

Software
Software NamePurpose
PHENIXrefinement
Aimlessdata scaling
autoPROCdata reduction
PHASERphasing