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ESCHERICHIA COLI GLUTAMINE PHOSPHORIBOSYLPYROPHOSPHATE (PRPP) AMIDOTRANSFERASE COMPLEXED WITH 2 AMP PER TETRAMER
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GPH PDB ENTRY 1GPH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.3 100MM MES, 50MM TRIS, 2MM AMP, 4MM EDTA, 15-18% PEG-3350, PH 6.3
Crystal Properties Matthews coefficient Solvent content 2.37 47.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 116.8 α = 90 b = 156 β = 90 c = 106.9 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 279 IMAGE PLATE FUJI 1992-02-02 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A Photon Factory BL-6A
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 2.5 30 77.8 0.065 37 3.6 55291
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) 2.5 2.61 56.1 0.215 4.3 1.9
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R, THROUGHOUT PDB ENTRY 1GPH 2.5 30 55291 2686 77.8 0.181 0.181 0.248 RANDOM SELECTION FROM ALL DATA 32
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 x_dihedral_angle_d 23.32 x_angle_deg 1.9 x_improper_angle_d 1.326 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 23.32 x_angle_deg 1.9 x_improper_angle_d 1.326 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 15476 Nucleic Acid Atoms 46 Solvent Atoms 178 Heterogen Atoms
Software Software Software Name Purpose GLRF phasing X-PLOR model building X-PLOR refinement WEIS data reduction Agrovata data scaling X-PLOR phasing