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Crystal structure of Argininosuccinate synthase from Mycobacterium thermoresistibile in complex with AMPPNP and Arginine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4U7J
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.76 290 Optimization screen: 100mM Tris pH 8.67, 200mM MgCl2, 20% PEG 8000; MythA.00809.a.B1.PW37508 at 20.mg/ml with 5mM AMPPNP, 5mM Arg, 2.5mM MgCl2; cryo: 20% EG, 2.5mM AMPPNP, 5mM Arg, 0.5mM MgCl2, 5mM Asp; tray 258539d3, puck yyj4-1
Crystal Properties Matthews coefficient Solvent content 2.16 43.07
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 93.83 α = 90 b = 143.41 β = 90 c = 58.03 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 100 CCD RAYONIX MX-225 2014-12-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) 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 1.55 50 99.7 0.045 0.05 23.4 4.9 114110 -3 14.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.55 1.59 99.9 0.465 0.52 3.31 4.9
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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 4u7j 1.55 36.896 1.35 113814 4897 99.65 0.1378 0.1358 0.1375 0.182 0.1834 Random selection 22.417
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 12.708 f_angle_d 1.231 f_chiral_restr 0.051 f_bond_d 0.009 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6065 Nucleic Acid Atoms Solvent Atoms 840 Heterogen Atoms 114
Software Software Software Name Purpose XDS data reduction XSCALE data scaling PHENIX refinement Coot model building PDB_EXTRACT data extraction PHENIX phasing