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Crystal Structure of Mouse Ribonucleotide Reductase Subunit R2 under Oxidizing Conditions. A Fully Occupied Dinuclear Iron Cluster.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1XSM PDB ENTRY 1XSM
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6 0.1 M SODIUM ACETATE PH 4.7, 1.2 M SODIUM CHLORIDE
Crystal Properties Matthews coefficient Solvent content 2.83 56.13
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 75.291 α = 90 b = 106.523 β = 90 c = 91.791 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 110 IMAGE PLATE MARRESEARCH 2002-03-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM1A ESRF BM1A
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 2.11 21.5 87.9 0.07 11.3 5.5 17448 21.3
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 2.1 2.18 65.9 0.45 4 7
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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1XSM 2.2 21.5 16096 771 84.4 0.214 0.214 0.2061 0.26 0.2541 RANDOM 47.2
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] 13.47 -4.84 -8.63
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.8 c_scangle_it 3.27 c_scbond_it 2.19 c_mcangle_it 2.15 c_mcbond_it 1.34 c_angle_deg 1 c_improper_angle_d 0.67 c_bond_d 0.007 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.8 c_scangle_it 3.27 c_scbond_it 2.19 c_mcangle_it 2.15 c_mcbond_it 1.34 c_angle_deg 1 c_improper_angle_d 0.67 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2323 Nucleic Acid Atoms Solvent Atoms 78 Heterogen Atoms 3
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing