4I0S

Crystal structure of spleen tyrosine kinase complexed with 2-(6-Chloro-1-methyl-1H-indazol-3-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid isopropylamide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1XBBPDB ENTRY 1XBB

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.528328% PEG4000, 0.2 M ammonium sulfate, 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 283K
Crystal Properties
Matthews coefficientSolvent content
2.2645.59

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 39.797α = 90
b = 85.341β = 90
c = 90.212γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX225HEMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 31-ID1.0000APS31-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
11.9845.1199.50.07617.64.82234826.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.982.051000.5072.94.92186

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTPDB ENTRY 1XBB1.9845.1120864112799.460.217990.217030.2356RANDOM32.403
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]
-0.77-1.752.52
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.729
r_dihedral_angle_4_deg16.039
r_dihedral_angle_3_deg12.651
r_dihedral_angle_1_deg4.699
r_scangle_it2.213
r_scbond_it1.308
r_angle_refined_deg0.929
r_mcangle_it0.909
r_mcbond_it0.466
r_chiral_restr0.066
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.729
r_dihedral_angle_4_deg16.039
r_dihedral_angle_3_deg12.651
r_dihedral_angle_1_deg4.699
r_scangle_it2.213
r_scbond_it1.308
r_angle_refined_deg0.929
r_mcangle_it0.909
r_mcbond_it0.466
r_chiral_restr0.066
r_bond_refined_d0.007
r_gen_planes_refined0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
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 Atoms2175
Nucleic Acid Atoms
Solvent Atoms106
Heterogen Atoms26

Software

Software
Software NamePurpose
MAR345data collection
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling
REFMACphasing