1ZZ2

Two Classes of p38alpha MAP Kinase Inhibitors Having a Common Diphenylether Core but Exhibiting Divergent Binding Modes


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP629310-20% PEG 4000, 0.1 M cacodylic acid pH 6.0, 50 mM n-octyl-beta-D-glucoside, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1542.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 64.29α = 90
b = 74.23β = 90
c = 74.42γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray150CCDADSC QUANTUM 42004-12-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4A1.0NSLSX4A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
1250094.3246782327822
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
22.1393.6

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT25001246782327818660.2620.2620.2560.29RANDOM
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2716
Nucleic Acid Atoms
Solvent Atoms103
Heterogen Atoms53

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
CNSrefinement
CNSphasing