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Structural Basis for the Potent Antisickling Effect of a Novel Class of 5-Membered Heterocyclic Aldehydic Compounds
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QXD PDB entry 1QXD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 LIQUID DIFFUSION 6.5 298 ammonium phosphate and sulfate, pH 6.5, LIQUID DIFFUSION, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.42 48.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 91.857 α = 90 b = 91.857 β = 90 c = 143.53 γ = 120
Symmetry Space Group P 32 2 1
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 RIGAKU RAXIS II mirrors 2002-04-04 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 1.85 70 93.1 0.069 12.5 5 56802 56802 27
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) 1.85 1.9 64.2 0.318 1.8 2.2 2940
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 isomorphous refinement THROUGHOUT PDB entry 1QXD 1.85 69.58 56780 56780 2859 93.8 0.19 0.184 0.184 0.1814 0.223 0.219 RANDOM 34.7
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] 2.8 2.02 2.8 -5.59
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.8 c_angle_deg 1.9 c_improper_angle_d 1.4 c_bond_d 0.013
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4384 Nucleic Acid Atoms Solvent Atoms 537 Heterogen Atoms 231
Software Software Software Name Purpose bioteX data collection bioteX data reduction CNS refinement bioteX data scaling CNS phasing