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Crystal structure of dna gyrase B' domain sheds lights on the mechanism for T-segment navigation
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5 277 15% PEG 3350, 50mM sodium acetate, 0.2M ammonium sulfate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.401895 48.79044
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.831 α = 90 b = 52.763 β = 90 c = 192.579 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 93 CCD ADSC QUANTUM 315 2006-12-06 M MAD 2 1 x-ray 93 IMAGE PLATE RIGAKU RAXIS IV++ 2007-10-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-5A 0.97947, 1.0000 Photon Factory BL-5A 2 ROTATING ANODE RIGAKU 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1,2 2.8 36.7 96.3 0.049 0.049 9.5 5.7 13938 13423 80.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2 2.8 2.95 88.4 0.348 0.348 2.2 5.8 1979
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 SAD THROUGHOUT 2.8 19.03 3 12741 654 91.8 0.244 0.244 0.2548 0.28 0.2912 RANDOM 58.5
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] -0.66 -1.91 2.57
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.8 c_angle_deg 1.5 c_improper_angle_d 0.89 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2962 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose CNS refinement CrystalClear data collection MOSFLM data reduction SCALA data scaling SOLVE phasing