4IVA

JAK2 kinase (JH1 domain) in complex with the inhibitor TRANS-4-[(8AS)-2-[(1R)-1-HYDROXYETHYL]IMIDAZO[4,5-D]PYRROLO[2,3-B]PYRIDIN-1(8AH)-YL]CYCLOHEXANECARBONITRILE


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2B7APDB ENTRY 2B7A

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6300AMMONIUM SULFATE, SODIUM CITRATE, PEG 8000, pH 6, VAPOR DIFFUSION, SITTING DROP, temperature 300K
Crystal Properties
Matthews coefficientSolvent content
2.1342.34

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.254α = 90
b = 69.303β = 101.02
c = 50.091γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110CCDADSC QUANTUM 315r2010-10-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-D1.10APS21-ID-D

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
11.55096.80.049263.74597245968-316

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2B7A1.524.584412244118185096.660.176140.17540.19293RANDOM19.21
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]
1.27-0.57-0.7
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.55
r_dihedral_angle_4_deg21.847
r_dihedral_angle_3_deg11.352
r_dihedral_angle_1_deg5.361
r_angle_refined_deg1.237
r_angle_other_deg0.836
r_chiral_restr0.069
r_bond_refined_d0.007
r_gen_planes_refined0.005
r_bond_other_d0.002
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.55
r_dihedral_angle_4_deg21.847
r_dihedral_angle_3_deg11.352
r_dihedral_angle_1_deg5.361
r_angle_refined_deg1.237
r_angle_other_deg0.836
r_chiral_restr0.069
r_bond_refined_d0.007
r_gen_planes_refined0.005
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2418
Nucleic Acid Atoms
Solvent Atoms279
Heterogen Atoms23

Software

Software
Software NamePurpose
ADSCdata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling