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Crystal Structure of Human Purine Nucleoside Phosphorylase Complexed with Guanosine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PWY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.3 298 AMMONIUM SULFATE, pH 5.30, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 4.68 74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 139.38 α = 90 b = 139.38 β = 90 c = 160.4 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 104 CCD MARRESEARCH 2003-06-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON LNLS BEAMLINE D03B-MX1 1.4310 LNLS D03B-MX1
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 2.9 48.224 95.8 0.043 2.7 14265 2 2
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 2.9 3.01 97.6 0.214
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 THROUGHOUT 1PWY 2.9 7 2 14194 10650 1056 48.224 0.206 0.206 0.2001 0.267 0.2567 RANDOM 33.17
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 25.21 x_angle_deg 2.003 x_improper_angle_d 1.79 x_bond_d 0.018
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2251 Nucleic Acid Atoms Solvent Atoms 17 Heterogen Atoms 35
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling AMoRE phasing X-PLOR refinement CCP4 data scaling