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CRYSTAL STRUCTURE OF MGSTA4-4 IN COMPLEX WITH GSH CONJUGATE OF 4-HYDROXYNONENAL IN ONE SUBUNIT AND GSH IN THE OTHER: EVIDENCE OF SIGNALING ACROSS DIMER INTERFACE IN MGSTA4-4
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GUH PDB ENTRY 1GUH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 CRYSTALS WERE GROWN IN HANGING DROPS WHICH INITIALLY CONSISTED OF 0.11 MM
PROTEIN IN 0.047 M HEPES BUFFER (PH 7.5) CONTAINING 1.82 MM GLUTATHIONE, 10.91
MM HNA-SG (GSH CONJUGATE OF 4-HYDROXYNONENAL), 9.1% ETHANOL, 4.5% ISOPROPANOL,
AND 6.5% PEG MONOMETHYL ETHER 5K (PH 7.5). THE DROPS WERE EQUILIBRATED AT 293
K AGAINST WELL SOLUTION CONTAINING 10% ISOPROPANOL AND 12% PEG MONOMETHYL
ETHER 5K IN 80 MM HEPES BUFFER (PH 7.5).
Crystal Properties Matthews coefficient Solvent content 2.35 47.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 114.45 α = 90 b = 96.14 β = 90 c = 50.84 γ = 90
Symmetry Space Group P 21 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 293 IMAGE PLATE MAC Science DIP-2020 MIRRORS 1997-05-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ENRAF-NONIUS FR591
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 2.6 20 87.4 0.075 14 12.1 15647 39
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) 2.6 2.69 60.1 0.256 2.35 2.74
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R PDB ENTRY 1GUH 2.6 20 2 15647 781 87.4 0.244 0.244 0.2341 0.317 RANDOM 49
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 19.79 x_angle_deg 1.364 x_improper_angle_d 1.117 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 19.79 x_angle_deg 1.364 x_improper_angle_d 1.117 x_bond_d 0.008 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3586 Nucleic Acid Atoms Solvent Atoms 40 Heterogen Atoms 51
Software Software Software Name Purpose AMoRE phasing X-PLOR refinement HKL-2000 data reduction HKL-2000 data scaling