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CRYSTAL STRUCTURE OF BETA-AMYLASE FROM SWEET POTATO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6.5 298 20% Polyethyleneglycol 1500, 50 mM CaCl2, 150 mM sodium 4-touene sulfonate, pH 6.5, vapor diffusion, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 2.56 52.02
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 129.63 α = 90 b = 129.63 β = 90 c = 68.42 γ = 90
Symmetry Space Group P 42 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 298 IMAGE PLATE FUJI 1993-08-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A Photon Factory BL-6A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.3 100 35046 18.2
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 THROUGHOUT 2.3 91.66 2 23268 2336 87.9 0.213 0.213 0.2229 0.281 0.2851 RANDOM 42.7
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] -12.33 -12.33 24.67
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.5 c_angle_deg 1.4 c_improper_angle_d 0.85 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3908 Nucleic Acid Atoms Solvent Atoms 138 Heterogen Atoms 30
Software Software Software Name Purpose CNS refinement WEIS data reduction WEIS data scaling CNS phasing