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TOXOPLASMA GONDII HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE IMP COMPLEX
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QK3 PDB ENTRY 1QK3, SUBUNIT A, WITHOUT LOOPS, WATERS, OR GMP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.5 277 30% PEG 4000, 100 MM TRIS (PH 8.5), 200 MM LI2SO4, 0.25 % BETA-OCTYLGLUCOPYRANOSIDE 1 MM IMP, 277 K
Crystal Properties Matthews coefficient Solvent content 2.21 45
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 84.537 α = 90 b = 102.445 β = 90 c = 108.825 γ = 90
Symmetry Space Group P 21 21 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 IMAGE PLATE MARRESEARCH PT-COATED MIRROR 1997-06-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 SSRL BL7-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1.9 12.5 99.6 0.076 10.7 4.1 74791 19.863
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.97 100 0.383 3.5 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-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1QK3, SUBUNIT A, WITHOUT LOOPS, WATERS, OR GMP 1.9 12.5 70933 3778 99.6 0.189 0.238 RANDOM 22.81
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]
RMS Deviations Key Refinement Restraint Deviation p_scangle_it 3.56 p_mcangle_it 2.777 p_scbond_it 2.266 p_mcbond_it 1.9 p_chiral_restr 0.142 p_planar_d 0.038 p_angle_d 0.033 p_bond_d 0.014 p_plane_restr 0.0118 p_angle_deg
RMS Deviations Key Refinement Restraint Deviation p_scangle_it 3.56 p_mcangle_it 2.777 p_scbond_it 2.266 p_mcbond_it 1.9 p_chiral_restr 0.142 p_planar_d 0.038 p_angle_d 0.033 p_bond_d 0.014 p_plane_restr 0.0118 p_angle_deg p_hb_or_metal_coord p_singtor_nbd p_multtor_nbd p_xhyhbond_nbd p_xyhbond_nbd p_planar_tor p_staggered_tor p_orthonormal_tor p_transverse_tor p_special_tor
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7079 Nucleic Acid Atoms Solvent Atoms 485 Heterogen Atoms 92
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling AMoRE phasing