3FDT

Crystal structure of the complex of human chromobox homolog 5 (CBX5) with H3K9(me)3 peptide


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.529835% PEG 400, 0.2M Na Cl, 0.1M Tris (pH 8.5), VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1542.92

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.123α = 90
b = 73.123β = 90
c = 28.413γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray2002008-11-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-B0.97948APS23-ID-B

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
1210099.60.08612.15592
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)
22.0796.90.3816.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3F2U251.71531025399.620.199280.196650.25739RANDOM32.037
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]
0.660.66-1.32
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg25.555
r_dihedral_angle_4_deg22.139
r_dihedral_angle_3_deg14.443
r_dihedral_angle_1_deg7.07
r_scangle_it5.9
r_scbond_it3.395
r_mcangle_it1.961
r_angle_refined_deg1.883
r_mcbond_it1.053
r_nbtor_refined0.312
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg25.555
r_dihedral_angle_4_deg22.139
r_dihedral_angle_3_deg14.443
r_dihedral_angle_1_deg7.07
r_scangle_it5.9
r_scbond_it3.395
r_mcangle_it1.961
r_angle_refined_deg1.883
r_mcbond_it1.053
r_nbtor_refined0.312
r_symmetry_hbond_refined0.288
r_nbd_refined0.21
r_symmetry_vdw_refined0.185
r_xyhbond_nbd_refined0.148
r_chiral_restr0.119
r_bond_refined_d0.017
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms495
Nucleic Acid Atoms
Solvent Atoms34
Heterogen Atoms

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction