3KEX

Crystal structure of the catalytically inactive kinase domain of the human epidermal growth factor receptor 3 (HER3)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2GS7inactive EGFR kinase domain

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.52935mM AMP-PNP, 2mM MgCl2, 1mM DTT, 1mM TCEP, 0.1M Tris pH8.5, 0.2M lithium sulfate, 25% w/v PEG 3350 supplemented with 0.2% w/v 1,2- Diaminocyclohexane sulfate, 0.2% w/v Diloxanite Furoate, 0.2% w/v Fumaric Acid, 0.2% w/v Spermine, 0.2% w/v Sulfaguanidine, 0.02M Hepes sodium pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.4549.75

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 194.164α = 90
b = 47.637β = 108.04
c = 81.281γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298CCDADSC QUANTUM 315rKOHZU: Double Crystal Si(111)2009-04-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.11.0ALS8.2.1

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
12.85098.20.1016.93.617822175021162.94
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)
2.82.9930.5531.73.21618

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTinactive EGFR kinase domain2.79746.4631.93177921747289498.20.2430.2410.28371.101
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]
-27.5730.7216.17311.4
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d17.924
f_angle_d0.833
f_chiral_restr0.05
f_bond_d0.004
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4533
Nucleic Acid Atoms
Solvent Atoms30
Heterogen Atoms64

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection