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Crystal structure of the archaeal asparagine synthetase A complexed with L-Aspartic acid and Adenosine triphosphate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1NNH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 100mM TRis pH7, 0.2M NaCl, 32% PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.06 40.18
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.47 α = 90 b = 61.18 β = 90 c = 156.94 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 CCD MARMOSAIC 225 mm CCD 2006-06-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-2 0.873 ESRF ID23-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.9 50 99.3 44981 2 2.34
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 2 99.9
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 1NNH 1.9 48.249 2 44981 44979 1996 99.39 0.172 0.172 0.1702 0.1697 0.2102 0.2087 random
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] 9.118 0.3109 5.7338
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 13.411 f_angle_d 1.125 f_chiral_restr 0.078 f_bond_d 0.007 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4782 Nucleic Acid Atoms Solvent Atoms 299 Heterogen Atoms 77
Software Software Software Name Purpose DNA data collection PHASER phasing PHENIX refinement XDS data reduction XSCALE data scaling