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Crystal Structure of the K127A Mutant of O-Phosphoserine Sulfhydrylase Complexed with External Schiff Base of Pyridoxal 5'-Phosphate with O-Acetyl-L-Serine
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.8 296 0.1M HEPES sodium pH 6.8, 27% 2-propanol, 10% PEG 4000, 5mM O-acetyl-L-serine, 5mM 2-mercaptoethanol, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Crystal Properties Matthews coefficient Solvent content 2.35 47.66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 75.646 α = 90 b = 75.646 β = 90 c = 275.784 γ = 90
Symmetry Space Group P 43 21 2
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 Bruker DIP-6040 rhodium-coated mirror (horizontal) 2009-07-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.90000 SPring-8 BL44XU
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 2.09 50 97.7 0.08 10.7 7.8 47287 24.7
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 2.09 2.14 95.1 0.335 3.8 2232
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 FOURIER SYNTHESIS THROUGHOUT 2.09 50 47256 2386 97.66 0.2367 0.2333 0.2344 0.3047 0.3073 RANDOM 44.646
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] 2.43 2.43 -4.85
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.869 r_dihedral_angle_4_deg 21.728 r_dihedral_angle_3_deg 19.433 r_dihedral_angle_1_deg 7.337 r_scangle_it 4.131 r_scbond_it 2.646 r_angle_refined_deg 1.867 r_mcangle_it 1.661 r_mcbond_it 0.942 r_chiral_restr 0.125
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.869 r_dihedral_angle_4_deg 21.728 r_dihedral_angle_3_deg 19.433 r_dihedral_angle_1_deg 7.337 r_scangle_it 4.131 r_scbond_it 2.646 r_angle_refined_deg 1.867 r_mcangle_it 1.661 r_mcbond_it 0.942 r_chiral_restr 0.125 r_bond_refined_d 0.019 r_gen_planes_refined 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5826 Nucleic Acid Atoms Solvent Atoms 99 Heterogen Atoms 58
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling REFMAC phasing