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Crystal structures of novel allosteric peptide inhibitors of HIV integrase in the LEDGF binding site
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 40mM Tris pH 8.0, 250mM NaCl, 30mM MgCl2, 5mM DTT, 1.6-2.0M ammonium sulfate, 100mM sodium acetate buffer pH 5.0-5.5, vapor diffusion, sitting drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.34 47.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 70.653 α = 90 b = 70.653 β = 90 c = 66.862 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC QUANTUM 315 2009-12-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX2 0.96 Australian Synchrotron MX2
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 1.7 66.9 41088 41088
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-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1.7 61.19 41063 2065 99.96 0.1629 0.161 0.1591 0.1994 0.1974 RANDOM 21.9638
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] 0.15 0.08 0.15 -0.23
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.035 r_dihedral_angle_3_deg 15.981 r_dihedral_angle_4_deg 8.817 r_dihedral_angle_1_deg 6.077 r_angle_refined_deg 2.631 r_chiral_restr 0.213 r_bond_refined_d 0.031 r_gen_planes_refined 0.014
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2453 Nucleic Acid Atoms Solvent Atoms 169 Heterogen Atoms 54
Software Software Software Name Purpose d*TREK data scaling SCALA data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction d*TREK data reduction