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Crystal structure of tRNA-guanine transglycosylase (TGT) from Zymomonas mobilis in complex with 6-amino-3,7-dihydro-imidazo[4,5-g]quinazolin-8-one
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PUD PDB ENTRY 1PUD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 295 PEG 8000, MES, DMSO, DTT, pH 5.50, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.42 49.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 91.2 α = 90 b = 65.59 β = 96.07 c = 69.81 γ = 90
Symmetry Space Group C 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 100 IMAGE PLATE RIGAKU RAXIS IV MIRRORS 2002-03-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300 1.54
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1.7 40 98.7 0.043 44525
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.7 1.73 99.3 0.0167
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 FOURIER SYNTHESIS THROUGHOUT PDB ENTRY 1PUD 1.7 32.8 44059 4450 97.5 0.196 0.196 0.196 0.22 0.22 RANDOM 20.5
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] 0.18 -0.56 -1.99 1.8
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.2 c_scangle_it 2.8 c_scbond_it 1.96 c_mcangle_it 1.88 c_angle_deg 1.2 c_mcbond_it 1.19 c_improper_angle_d 0.78 c_bond_d 0.005 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.2 c_scangle_it 2.8 c_scbond_it 1.96 c_mcangle_it 1.88 c_angle_deg 1.2 c_mcbond_it 1.19 c_improper_angle_d 0.78 c_bond_d 0.005 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2870 Nucleic Acid Atoms Solvent Atoms 369 Heterogen Atoms 16
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNS phasing