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The crystal structure of alanyl-tRNA synthetase in complex with L-alanine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RIQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.2 298 PEG 5000 mme, NaCl, Tris-Cl, Tris-base, L-alanine, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.2 44.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 173.026 α = 90 b = 73.868 β = 90 c = 73.999 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 M SINGLE WAVELENGTH
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 2.08 50 57744
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 THROUGHOUT 1RIQ 2.08 50 57744 57744 5804 100 0.2 0.2 0.189 0.1846 0.236 0.2296 random 22.6
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7282 Nucleic Acid Atoms Solvent Atoms 360 Heterogen Atoms 12
Software Software Software Name Purpose Blu-Ice data collection SCALEPACK data scaling CNS refinement CNS phasing