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The Crystal structure of Haemophilus influenzae O-acetylserine sulfhydrylase at 1.85A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Y7L PDB ENTRY 1Y7L
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 292 0.2M Magnesium chloride,0.1M tris HCL pH 8.5, 30% w/v PEG 4000 , VAPOR DIFFUSION, SITTING DROP, temperature 292K
Crystal Properties Matthews coefficient Solvent content 2.19 43.77
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 112.786 α = 90 b = 112.786 β = 90 c = 46.297 γ = 90
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 MAR scanner 345 mm plate 2010-04-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 1.5418
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 1.856 79.75 97.7 0.044 34.81 7.4 24841 24451 2 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 (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 1Y7L 1.856 35.67 23198 23221 1211 98.41 0.14076 0.13952 0.1454 0.16311 0.1684 RANDOM 32.322
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] -8.95 -8.95 17.91
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.467 r_dihedral_angle_4_deg 16.643 r_dihedral_angle_3_deg 14.961 r_dihedral_angle_1_deg 6.219 r_scangle_it 4.841 r_scbond_it 3.22 r_angle_refined_deg 2 r_mcangle_it 1.893 r_mcbond_it 1.186 r_angle_other_deg 0.986
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.467 r_dihedral_angle_4_deg 16.643 r_dihedral_angle_3_deg 14.961 r_dihedral_angle_1_deg 6.219 r_scangle_it 4.841 r_scbond_it 3.22 r_angle_refined_deg 2 r_mcangle_it 1.893 r_mcbond_it 1.186 r_angle_other_deg 0.986 r_chiral_restr 0.121 r_bond_refined_d 0.019 r_gen_planes_refined 0.01 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_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2286 Nucleic Acid Atoms Solvent Atoms 135 Heterogen Atoms 14
Software Software Software Name Purpose HKL-2000 data collection PHASER phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling