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Viability of a drug-resistant HIV-1 protease mutant: structural insights for better antiviral therapy
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1F7A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.2 298 sodium phosphate, sodium citrate, ammonium sulphate, pH 6.2,
VAPOR DIFFUSION, HANGING DROP at 298K
Crystal Properties Matthews coefficient Solvent content 2.22 44.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.439 α = 90 b = 60.039 β = 90 c = 62.021 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 298 IMAGE PLATE RIGAKU RAXIS IV Yale mirrors 2001-08-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 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 2.5 26.6 93.4 0.09 7 6743 6743 33.3
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 2.5 2.59 71 0.33 496
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 (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION FOURIER SYNTHESIS THROUGHOUT 1F7A 2.5 26.56 6743 6743 670 93.4 0.191 0.191 0.257 RANDOM 42.9
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] -9.16 1.87 7.29
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.5 c_angle_deg 1.3 c_improper_angle_d 0.95 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1450 Nucleic Acid Atoms Solvent Atoms 40 Heterogen Atoms 49
Software Software Software Name Purpose SCALEPACK data scaling CNS refinement CNS phasing