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Crystal Structure of the Active Site Mutant Glu328Gln of Amylosucrase from Neisseria polysaccharea in Complex with the Natural Substrate Sucrose
Crystallization Crystal Properties Matthews coefficient Solvent content 2.37 48.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 95.588 α = 90 b = 116.739 β = 90 c = 60.833 γ = 90
Symmetry Space Group P 21 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 120 CCD MARRESEARCH M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I711 1.106 MAX II I711
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 3 84.2 0.076 10 8 335382 39254 5.5
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 2.07 86.8 0.197 8 3974
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2 27.91 37269 1857 79.7 0.186 0.226 RANDOM 12.6
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] -2.75 -1.26 4.02
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.5 c_angle_deg 1.2 c_scangle_it 1.1 c_improper_angle_d 0.75 c_mcangle_it 0.74 c_scbond_it 0.74 c_mcbond_it 0.45 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5054 Nucleic Acid Atoms Solvent Atoms 622 Heterogen Atoms 23
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing