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ANTAGONIST HIV-1 GAG PEPTIDES INDUCE STRUCTURAL CHANGES IN HLA B8-HIV-1 GAG PEPTIDE (GGKKKYQL-7Q MUTATION)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Structure of HLA B8-index complex with peptide coordinates removed
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 30% PEG 4000 0.1M SODIUM CITRATE, PH 6.5 0.03M AMMONIUM ACETATE
Crystal Properties Matthews coefficient Solvent content 2.49 50.69
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.4 α = 90 b = 80.9 β = 90 c = 109.2 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 187 CCD 1995-07-25 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID2 ESRF ID2
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 2.1 14 93.7 0.086 5.1 12.2 25086
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) 2.1 2.2 95.5 0.218
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT HLA B27 2.1 14 25086 93.7 0.184 0.184 21.1
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]
RMS Deviations Key Refinement Restraint Deviation x_mcangle_it 4.7 x_mcbond_it 3.1 x_angle_deg 1.7 x_bond_d 0.012 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_mcangle_it 4.7 x_mcbond_it 3.1 x_angle_deg 1.7 x_bond_d 0.012 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d x_improper_angle_d_na x_improper_angle_d_prot x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3146 Nucleic Acid Atoms Solvent Atoms 365 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing