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CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS GLUTAMINE SYNTHETASE IN COMPLEX WITH IMIDAZOPYRIDINE INHIBITOR ((4-(6-BROMO-3-(BUTYLAMINO)IMIDAZO(1,2-A)PYRIDIN-2-YL)PHENOXY) ACETIC ACID) AND L-METHIONINE-S-SULFOXIMINE PHOSPHATE.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2BVC PDB ENTRY 2BVC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 294 EQUAL VOLUMES OF MOTHER LIQUOR (0.1 M TRIS-HCL, PH 7.5, 0.2 M MAGNESIUM CHLORIDE, 39% (V/V) PEG 400) AND PROTEIN SOLUTION (13 G/L IN 0.1 M TRIS-HCL, PH 7.5, 0.125 M SODIUM CHLORIDE, 0.004 M MAGNESIUM CHLORIDE, 4%(V/V) DMSO, 0.001 M INHIBITOR, 0.004 M MSOP), HANGING-DROP, VAPOR DIFFUSION, TEMPERATURE 294K.
Crystal Properties Matthews coefficient Solvent content 2.33 47.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 132.59 α = 90 b = 227.39 β = 90 c = 202.35 γ = 90
Symmetry Space Group C 2 2 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC CCD 2008-09-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-1 ESRF ID23-1
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 20 99.1 0.08 15.5 4 192509
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 2.1 96.4 0.39 4.7 3.4
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION FOURIER SYNTHESIS THROUGHOUT PDB ENTRY 2BVC 2 20 192509 10190 99.14 0.16695 0.16533 0.1715 0.19771 0.2028 RANDOM 17.118
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] -0.01 -1.32 1.33
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.756 r_dihedral_angle_4_deg 16.054 r_dihedral_angle_3_deg 12.94 r_dihedral_angle_1_deg 6.277 r_angle_other_deg 4.118 r_scangle_it 3.077 r_scbond_it 1.963 r_angle_refined_deg 1.43 r_mcangle_it 1.195 r_mcbond_it 0.667
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.756 r_dihedral_angle_4_deg 16.054 r_dihedral_angle_3_deg 12.94 r_dihedral_angle_1_deg 6.277 r_angle_other_deg 4.118 r_scangle_it 3.077 r_scbond_it 1.963 r_angle_refined_deg 1.43 r_mcangle_it 1.195 r_mcbond_it 0.667 r_chiral_restr 0.088 r_bond_refined_d 0.014 r_gen_planes_other 0.009 r_gen_planes_refined 0.007 r_bond_other_d 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_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 22572 Nucleic Acid Atoms Solvent Atoms 1926 Heterogen Atoms 306
Software Software Software Name Purpose REFMAC refinement XDS data reduction XSCALE data scaling REFMAC phasing