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Crystal Structure of A68P single mutant of O-acetyl-L-serine sulfhydrylase from Haemophilus influenzae at 1.88 A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Y7L
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.4 278 0.1M HEPES, 1.3M Sodium citrate
Crystal Properties Matthews coefficient Solvent content 2.08 41.15
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 112.281 α = 90 b = 112.281 β = 90 c = 43.744 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 293 IMAGE PLATE MAR scanner 345 mm plate 2012-06-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.54179
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) CC (Half) 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 1.88 39.7 99.64 1 14.75 1.1 22383
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.88 1.947 97.48 1 2.01
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 (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1Y7L 1.88 39.7 22383 1044 99.546 0.202 0.2014 0.2038 0.2215 0.2245 34.75
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] -1.922 -1.922 3.845
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.295 r_dihedral_angle_4_deg 17.297 r_dihedral_angle_3_deg 15.945 r_lrange_it 7.547 r_dihedral_angle_1_deg 5.785 r_scangle_it 5.233 r_mcangle_it 4.519 r_scbond_it 3.754 r_mcbond_it 3.085 r_angle_refined_deg 1.571
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.295 r_dihedral_angle_4_deg 17.297 r_dihedral_angle_3_deg 15.945 r_lrange_it 7.547 r_dihedral_angle_1_deg 5.785 r_scangle_it 5.233 r_mcangle_it 4.519 r_scbond_it 3.754 r_mcbond_it 3.085 r_angle_refined_deg 1.571 r_nbtor_refined 0.307 r_nbd_refined 0.212 r_symmetry_nbd_refined 0.209 r_symmetry_xyhbond_nbd_refined 0.197 r_xyhbond_nbd_refined 0.116 r_chiral_restr 0.113 r_bond_refined_d 0.008 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2326 Nucleic Acid Atoms Solvent Atoms 46 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALA data scaling PHASER phasing