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Crystal structure of Thermus thermophilus glutamyl-tRNA synthetase complexed with ATP.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GLN PDB 1GLN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 277 PEG6000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.47 49.83
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.715 α = 90 b = 84.062 β = 90 c = 83.447 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 100 IMAGE PLATE RIGAKU RAXIS V 2001-06-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL45XU 1.02 SPring-8 BL45XU
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 1.89 50 98.3 0.059 46014 46014 -0.45 18.5
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) 1.89 1.98 96.9 0.367
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 THROUGHOUT PDB 1GLN 1.9 37.54 45764 2311 98.4 0.209 0.209 0.2076 0.236 0.2342 RANDOM 32.9
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] -2.8 1.68 1.12
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.5 c_scangle_it 2.99 c_scbond_it 2.03 c_mcangle_it 1.98 c_mcbond_it 1.32 c_angle_deg 1.2 c_improper_angle_d 0.84 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3814 Nucleic Acid Atoms Solvent Atoms 344 Heterogen Atoms 35
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling AMoRE phasing CNS refinement HKL-2000 data reduction