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Hypoxanthine-guanine-xanthine phosphoribosyltransferase (HGXPRT) from Sulfolobus solfataricus with sulfate bound in the 5-phosphoribosyl binding site.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4ZFN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4 298 0.8 M ammonium sulfate, 0.1 M citric acid
Crystal Properties Matthews coefficient Solvent content 2.74 55.15
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 100.946 α = 90 b = 175.366 β = 90 c = 151.784 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 QUANTUM 315r 2010-06-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 0.9395 ESRF ID14-4
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) 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 2.39 50 99 0.151 0.16 0.16 9.49 8.8 53296 52739 -3 47.83
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.39 2.54 94 0.778 0.826 1.93
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 MOLECULAR REPLACEMENT FREE R-VALUE 4ZFN 2.394 47.991 1.33 52705 2635 98.91 0.1944 0.1914 0.2012 0.2507 0.2534 Random selection 54.2489
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 f_dihedral_angle_d 11.87 f_angle_d 0.586 f_chiral_restr 0.022 f_plane_restr 0.003 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8464 Nucleic Acid Atoms Solvent Atoms 655 Heterogen Atoms 35
Software Software Software Name Purpose PHENIX refinement XSCALE data scaling PHASER phasing PDB_EXTRACT data extraction XDS data reduction Coot model building