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Crystal structure of unliganded HIV-1 clade A/E strain 93TH057 gp120 core
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 14% PEG 1500, 12% PEG 400, 0.1M HEPES, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 7.5
Crystal Properties Matthews coefficient Solvent content 2.39 48.49
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 63.556 α = 90 b = 66.944 β = 90 c = 88.029 γ = 90
Symmetry Space Group P 21 21 21
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 MAR scanner 300 mm plate 2010-07-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-BM 1 APS 22-BM
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 1.9 50 95.2 0.084 0.074 38.5 6.8 32465 30907
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.93 86.5 0.615 0.555 2.1 5.5
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1.9 24.571 0.11 31824 29250 1437 91.91 0.191 0.189 0.184 0.2307 0.2248
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] 10.722 -4.9969 -5.7251
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 15.937 f_angle_d 1.198 f_chiral_restr 0.069 f_bond_d 0.007 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2677 Nucleic Acid Atoms Solvent Atoms 148 Heterogen Atoms 155
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction DENZO data reduction SCALEPACK data scaling