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Crystal structure of the Candida albicans methionine synthase by surface entropy reduction, alanine variant with zinc
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3PPC PDB entry 3PPC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.4 293 50 mM NaI, 27% (w/v) PEG 3350, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.25 45.44
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 77.194 α = 90 b = 99.217 β = 90 c = 100.823 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 Asymmetric cut single crystal Si (220) 2010-07-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.3 0.97650 ALS 5.0.3
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 1.98 50 100 0.084 10.1 10 54885 54885
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 1.98 2.01 100 0.629 10
Refinement Statistics Diffraction ID Structure Solution 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT PDB entry 3PPC 1.98 49.609 54885 53282 2682 97 0.1801 0.178 0.1778 0.2201 0.2193
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] -2.6256 -3.769 6.3946
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.233 f_angle_d 0.982 f_chiral_restr 0.066 f_bond_d 0.007 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5514 Nucleic Acid Atoms Solvent Atoms 501 Heterogen Atoms 1
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHENIX refinement PDB_EXTRACT data extraction ADSC data collection HKL-2000 data reduction MOLREP phasing