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Kinetics, stability, and structural changes in high resolution crystal structures of HIV-1 protease with drug resistant mutations L24I, I50V, AND G73S
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DAZ PDB Entry 1DAZ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.2 295 CITRATE/PHOSPHATE BUFFER, PH 5.2, SATURATED AMMONIUM SULPHATE, 25%, VAPOR DIFFUSION, HANGING DROP, pH 5.20, temperature 295.0K
Crystal Properties Matthews coefficient Solvent content 2.2 43.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.465 α = 90 b = 58.57 β = 90 c = 61.644 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 95 CCD MAR CCD 165 mm 2003-03-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 0.97105 APS 22-ID
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 1.1 50 98.9 0.057 28.23 6.1 76386 75564
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 1.1 1.14 90 0.12 7.38 2.2
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 MOLECULAR REPLACEMENT FREE R PDB Entry 1DAZ 1.1 10 75384 70211 3766 99.2 0.11 0.107 0.108 0.1089 0.138 0.1367 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 45 1639.06 1778.47
RMS Deviations Key Refinement Restraint Deviation s_non_zero_chiral_vol 0.098 s_zero_chiral_vol 0.094 s_approx_iso_adps 0.083 s_similar_adp_cmpnt 0.051 s_anti_bump_dis_restr 0.035 s_angle_d 0.034 s_from_restr_planes 0.0295 s_bond_d 0.015 s_rigid_bond_adp_cmpnt 0.005 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1512 Nucleic Acid Atoms Solvent Atoms 264 Heterogen Atoms 68
Software Software Software Name Purpose ADSC data collection HKL-2000 data reduction AMoRE phasing SHELXL-97 refinement HKL-2000 data scaling