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crystal structure of heterohexameric TusBCD proteins, which are crucial for the tRNA modification
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.8 293 0.9-1.1M lithium sulfate, 9mM Mg-acetate, 45mM Na-cacodylate buffer (pH 6.8), 2.5% tert-butanol, and 10mM Tris-HCl buffer (pH8.5), VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3 59.3
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 141.392 α = 90 b = 141.392 β = 90 c = 135.686 γ = 90
Symmetry Space Group P 41 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 ADSC QUANTUM 315 mirrors 2004-10-11 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL41XU 0.979521, 0.979829, 0.9830 SPring-8 BL41XU
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 2.15 50 99.9 0.076 43.8 11.9 74991
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) 2.15 2.23 99.9 0.253 7.1 9.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 MAD THROUGHOUT 2.15 50 99.7 0.2094 0.2094 0.2146 0.2423 0.2474 RANDOM 33.7
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] -4.11 -4.11 8.22
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.8 c_angle_deg 1.2 c_improper_angle_d 0.72 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7925 Nucleic Acid Atoms Solvent Atoms 284 Heterogen Atoms 5
Software Software Software Name Purpose HKL-2000 data collection HKL-2000 data reduction SHARP phasing CNS refinement HKL-2000 data scaling