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OXIDIZED RIBONUCLEOTIDE REDUCTASE R2-D84E MUTANT CONTAINING OXO-BRIDGED DIFERRIC CLUSTER
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RIB Oxidized wildtype ribonucleotide reductase R2 without metal ions or solvent molecules
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 310 20% PEG 4000, 200mM NaCl, 50mM MES, 0.3% dioxane, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 310K
Crystal Properties Matthews coefficient Solvent content 2.07 40.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.1 α = 90 b = 84.6 β = 90 c = 114.8 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 1998-07-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 SSRL BL7-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.2 25 98.8 37295 36848 16
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.2 2.34 99.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT Oxidized wildtype ribonucleotide reductase R2 without metal ions or solvent molecules 2.2 20.75 36848 36848 1845 98.9 0.195 0.191 0.191 0.232 RANDOM 26
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] -4.95 2.03 2.92
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.9 c_scangle_it 4.29 c_scbond_it 3.03 c_mcangle_it 2.51 c_mcbond_it 1.71 c_angle_deg 1.1 c_improper_angle_d 0.76 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5570 Nucleic Acid Atoms Solvent Atoms 257 Heterogen Atoms 16
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing