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Crystal Structure of Multidrug Resistant HIV-1 Protease Clinical Isolate PR20 in Complex with Saquinavir
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 3.8 298 0.93M sodium chloride and 30mM citrate-phosphate buffer, pH 3.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.06 40.47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 28.83 α = 90 b = 66.26 β = 90 c = 93.167 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 CCD MARMOSAIC 300 mm CCD mirrors 2009-02-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 0.8 APS 22-ID
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 1.45 50 98.9 32144 31811 2 2
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 1.45 1.5 95.4 0.338 3.1 3.1 3027
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-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 FREE R 1.45 10 30386 30386 1592 98.7 0.1734 0.1734 0.1547 0.2251 0.2017 RANDOM
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 6 1742.53
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.081 s_non_zero_chiral_vol 0.064 s_similar_adp_cmpnt 0.06 s_zero_chiral_vol 0.052 s_from_restr_planes 0.0357 s_angle_d 0.029 s_anti_bump_dis_restr 0.027 s_bond_d 0.009 s_rigid_bond_adp_cmpnt 0.004 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1518 Nucleic Acid Atoms Solvent Atoms 126 Heterogen Atoms 100
Software Software Software Name Purpose SERGUI data collection MOLREP phasing SHELXL-97 refinement HKL-2000 data reduction HKL-2000 data scaling