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Crystal Structure of Interleukin-2 Inducible T-cell Kinase Itk Catalytic Domain with Thienopyrazolylindole Inhibitor 477
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1SM2 pdb entry 1sm2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6.2 294 0.8M Ammonium-sulfate, 0.1 M Na-citrate, 0.15 M Mg-acetate, 10 mM DTT, pH 6.2, VAPOR DIFFUSION, temperature 294K
Crystal Properties Matthews coefficient Solvent content 2.73 54.87
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 145.702 α = 90 b = 69.684 β = 107.78 c = 68.224 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray CCD ADSC QUANTUM 4 2005-03-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2 50 98.4 0.062 12.4 3.8 43469
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2 2.07 97.7 0.41 3.9 4304
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT pdb entry 1sm2 2 29.28 43376 2188 98.39 0.2211 0.2196 0.248 0.2385 RANDOM 31.3413
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] 3.9278 -2.8673 -2.913 -1.0148
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.17 t_omega_torsion 2.27 t_angle_deg 0.96 t_bond_d 0.007 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.17 t_omega_torsion 2.27 t_angle_deg 0.96 t_bond_d 0.007 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_pseud_angle t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3705 Nucleic Acid Atoms Solvent Atoms 276 Heterogen Atoms 57
Software Software Software Name Purpose SCALEPACK data scaling BUSTER-TNT refinement PDB_EXTRACT data extraction HKL-2000 data collection DENZO data reduction PHASER phasing BUSTER refinement