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Crystal structure of Tyrosine-tRNA ligase mutant complexed with unnatural amino acid 3-o-methyl-Tyrosine
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.1 289 protein sample (40mg/ml) in 25mM Tris-Cl PH8.0, 50mM NaCl mixed with equal volume of reservior solution containing 20-22% PEG3350, 0.2M (NH4)2SO4, 0.1M sodium citrate PH6.1-6.2, grow for 5 days, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties Matthews coefficient Solvent content 2.42 49.25
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.629 α = 90 b = 38.83 β = 90.75 c = 82.957 γ = 90
Symmetry Space Group P 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 90 CCD MARMOSAIC 225 mm CCD 2010-07-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U 0.979 SSRF BL17U
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 2 30 98 0.087 13.3 7 23101 22662 1 1
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 2 2.07 100 0.2 8.2 6.9
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 1.998 26.312 1.34 23127 22542 1149 97.47 0.1999 0.1971 0.1927 0.2506 0.2449
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] -5.1675 -4.7759 5.1428 0.0247
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.806 f_angle_d 1.082 f_chiral_restr 0.071 f_bond_d 0.007 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2452 Nucleic Acid Atoms Solvent Atoms 96 Heterogen Atoms 15
Software Software Software Name Purpose PHENIX refinement CNS refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing