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Crystal structure of the E. coli HU alpha2 protein
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 PEG 4000, isopropanol, hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.07 59.59
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 31.09 α = 90 b = 55.34 β = 90 c = 117.63 γ = 90
Symmetry Space Group I 2 2 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 IMAGE PLATE MARRESEARCH 1999-07-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
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 2.3 32 0.056 11.2 3.5 4755 4607 1 1 22.1
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 2.3 2.36 0.161 4.4 3.6 344
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 2.3 20 2 4755 4607 485 96 0.256 0.234 0.234 0.2411 0.267 0.2741 RANDOM 27.9
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] -9.15 8.06 1.09
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.1 c_scangle_it 2.7 c_mcangle_it 1.95 c_scbond_it 1.81 c_angle_deg 1.2 c_mcbond_it 1.2 c_improper_angle_d 0.68 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 539 Nucleic Acid Atoms Solvent Atoms 50 Heterogen Atoms
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling AMoRE phasing CNS refinement CCP4 data scaling