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peanut lectin-lactose complex crystallized in orthorhombic form at acidic pH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.6 293 PEG 8000, 0.05M sodium acetate buffer, 0.2M NaCl, 0.05% Sodium azide, pH 4.6, hanging drop method, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.1 60.03
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 128.733 α = 90 b = 125.531 β = 90 c = 76.05 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 293 IMAGE PLATE MARRESEARCH Mirror 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 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 2.9 20 97.6 0.151 7.2 28074 26610 31.6
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) 2.9 2.92 96.5 0.529 6.8 589
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 Isomorphous replacement THROUGHOUT 2.9 20 25507 25507 993 97.4 0.161 0.1573 0.22 0.2145 RANDOM 31.6
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] 3.9 -8.71 4.8
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 27 c_scangle_it 11.56 c_mcangle_it 8.65 c_scbond_it 7.82 c_mcbond_it 5.59 c_angle_deg 1.8 c_improper_angle_d 1.23 c_bond_d 0.011
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6976 Nucleic Acid Atoms Solvent Atoms 189 Heterogen Atoms 100
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling