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Crystal structure of a 'humanized' E. coli dihydrofolate reductase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 200 mM Calcium Acetate
38% Peg 400, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.71 54.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.245 α = 90 b = 63.773 β = 106.82 c = 62.439 γ = 90
Symmetry Space Group P 1 21 1
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 210 2012-06-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE A1 0.987 CHESS A1
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 1.85 50 95.2 0.078 8.9 2.6 83707 31876
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 1.85 1.88 80.5 0.327 2.6 1350
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 1.85 50 31872 1631 95.12 0.2048 0.2026 0.2073 0.2452 0.2458 RANDOM 22.2837
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] -2.32 -0.71 3.67 -1.76
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.613 r_dihedral_angle_4_deg 16.301 r_dihedral_angle_3_deg 13.102 r_dihedral_angle_1_deg 5.867 r_scangle_it 3.866 r_scbond_it 2.584 r_angle_refined_deg 1.816 r_mcangle_it 1.663 r_angle_other_deg 1.141 r_mcbond_it 0.913
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.613 r_dihedral_angle_4_deg 16.301 r_dihedral_angle_3_deg 13.102 r_dihedral_angle_1_deg 5.867 r_scangle_it 3.866 r_scbond_it 2.584 r_angle_refined_deg 1.816 r_mcangle_it 1.663 r_angle_other_deg 1.141 r_mcbond_it 0.913 r_mcbond_other 0.238 r_chiral_restr 0.11 r_bond_refined_d 0.018 r_gen_planes_refined 0.009 r_bond_other_d 0.004 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2544 Nucleic Acid Atoms Solvent Atoms 169 Heterogen Atoms 165
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction ADSC data collection