4A9R

CRYSTAL STRUCTURE OF HUMAN CHK2 IN COMPLEX WITH BENZIMIDAZOLE CARBOXAMIDE INHIBITOR


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2WTJPDB ENTRY 2WTJ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
10.1M HEPES PH 7.5, 0.2M MAGNESIUM NITRATE, 8-16% (W/V) PEG 3350
Crystal Properties
Matthews coefficientSolvent content
3.564.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 90.84α = 90
b = 90.84β = 90
c = 93.35γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2009-03-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I03DiamondI03

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
12.8560.1999.20.07134.1106591.568.11
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)
12.8531000.443.34.2

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2WTJ2.8540.1421.331972093898.010.18650.18410.2346
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]
-0.784-0.7841.568
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.85
f_angle_d0.667
f_chiral_restr0.044
f_bond_d0.004
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2217
Nucleic Acid Atoms
Solvent Atoms18
Heterogen Atoms34

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing