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Crystal structure of bifunctional folylpolyglutamate synthase/dihydrofolate synthase from Yersinia pestis CO92
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1W7K
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 291 0.2 M Magnesium formate
20% Peg 3350
15 % glycerol, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3.14 60.83
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.853 α = 90 b = 78.791 β = 90 c = 124.585 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 CCD ADSC QUANTUM 315r mirrors 2010-01-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9794 APS 19-ID
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 1.9 40 99.8 0.061 33.7 8.5 48106 48106 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) 1.9 1.93 100 0.61 3.6 8.6
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 (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 1W7K 1.9 40 47700 45277 2423 99.45 0.17736 0.176 0.1816 0.20238 0.1973 RANDOM 29.091
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] 0.49 0.55 -1.05
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.959 r_dihedral_angle_4_deg 15.989 r_dihedral_angle_3_deg 12.403 r_dihedral_angle_1_deg 5.637 r_scangle_it 3.513 r_scbond_it 2.236 r_angle_refined_deg 1.447 r_mcangle_it 1.428 r_angle_other_deg 0.917 r_mcbond_it 0.836
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.959 r_dihedral_angle_4_deg 15.989 r_dihedral_angle_3_deg 12.403 r_dihedral_angle_1_deg 5.637 r_scangle_it 3.513 r_scbond_it 2.236 r_angle_refined_deg 1.447 r_mcangle_it 1.428 r_angle_other_deg 0.917 r_mcbond_it 0.836 r_mcbond_other 0.245 r_chiral_restr 0.089 r_bond_refined_d 0.015 r_gen_planes_refined 0.007 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3086 Nucleic Acid Atoms Solvent Atoms 224 Heterogen Atoms 42
Software Software Software Name Purpose SBC-Collect data collection MOLREP phasing REFMAC refinement HKL-3000 data reduction HKL-3000 data scaling