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1.03 A structure of HIV-1 protease: inhibitor binding inside and outside the active site
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1VIK
Crystallization Crystal Properties Matthews coefficient Solvent content 1.94 36.64
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 28.913 α = 90 b = 66.562 β = 90 c = 93.147 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 ADSC QUANTUM 4 2001-11-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-2 ESRF ID14-2
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 1.03 54.1 99 0.089 10.5 9.8 89657 88784 7.9
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 1.03 1.06 93.3 0.595 1.85 5.2
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 1VIK 1.03 6 88225 88225 2205 99 0.1305 0.1305 0.1301 0.1442 0.1654 0.1516 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 20 1670 1839.62
RMS Deviations Key Refinement Restraint Deviation s_non_zero_chiral_vol 0.175 s_zero_chiral_vol 0.144 s_approx_iso_adps 0.085 s_anti_bump_dis_restr 0.054 s_similar_adp_cmpnt 0.054 s_angle_d 0.036 s_from_restr_planes 0.0304 s_bond_d 0.016 s_rigid_bond_adp_cmpnt 0.01 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1616 Nucleic Acid Atoms Solvent Atoms 233 Heterogen Atoms 15
Software Software Software Name Purpose XDS data scaling XSCALE data scaling EPMR phasing SHELXL-97 refinement XDS data reduction