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Crystal structure of E. coli aspartate aminotransferase mutant AIFS bound to maleic acid at 100 K
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1X28
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 PEG 400, maleate, ammonium sulfate, HEPES
Crystal Properties Matthews coefficient Solvent content 2.61 52.92
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 141.22 α = 90 b = 141.22 β = 90 c = 81.24 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2021-06-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.3.1 1.1158 ALS 8.3.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.37 61.15 97.7 0.061 1 24.9 19.8 188377 17.92
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.37 1.39 92.2 1.657 1.707 0.399 0.59 17.3
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 (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1X28 1.37 61.15 1.35 188358 18994 97.66 0.1499 0.1487 0.1519 0.1604 0.163 23.64
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 f_dihedral_angle_d 21.5398 f_angle_d 1.2245 f_chiral_restr 0.081 f_bond_d 0.0115 f_plane_restr 0.0096
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6178 Nucleic Acid Atoms Solvent Atoms 742 Heterogen Atoms 16
Software Software Software Name Purpose PHENIX refinement xia2 data reduction DIALS data scaling PHASER phasing