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Crystal Structure of Alpha-Xylosidase from Escherichia coli
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 293 PEG 20000, MES, glycerol, isopropanol, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.81 56.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 161.337 α = 90 b = 174.791 β = 90 c = 209.629 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 100 IMAGE PLATE MACSCIENCE 2003-12-08 M SINGLE WAVELENGTH 2 1 x-ray M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.90000 SPring-8 BL44XU 2 0.9792, 0.9795, 0.9685
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 2.4 50 99.2 0.066 10 5.2 228852 228852 55.5
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) 2.4 2.44 95.6 0.406 4.4 10957
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION Crystal 1 SINGLE WAVELENGTH PROTOCOL,
Crysatl 2 MAD PROTOCOL THROUGHOUT 2.4 15 227868 227868 20469 99.3 0.2055 0.21 0.2473 0.201 RANDOM 49.6565
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] -1.698 15.046 -13.348
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.00712 c_scangle_it 3.029 c_mcangle_it 2.133 c_scbond_it 2.114 c_angle_deg 1.40118 c_mcbond_it 1.296 c_improper_angle_d 0.88446 c_bond_d 0.006653
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 36712 Nucleic Acid Atoms Solvent Atoms 518 Heterogen Atoms 72
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHARP phasing CNS refinement SnB phasing DM phasing