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STRUCTURAL BASIS FOR THE BINDING OF AN IMMUNODOMINANT PEPTIDE FROM MYELIN BASIC PROTEIN IN DIFFERENT REGISTERS BY TWO HLA-DR2 ALLELES
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 6.5 298 2/3 dilution of
30% PEG 8000,
0.1M sodium cacodylate, pH6.5,
0.2M ammonium sulfate, EVAPORATION, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 2.51 51.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 63.189 α = 90 b = 114.892 β = 90.9 c = 63.175 γ = 90
Symmetry Space Group P 1 21 1
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 1999-11-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12B NSLS X12B
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 1.9 100 0.78 0.081 0.081 2.8 63997 49803 2 1 20.5
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 1.9 1.99 0.76 0.349 2.8
Refinement Statistics Diffraction ID Structure Solution Method 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 Selection Details Mean Isotropic B X-RAY DIFFRACTION 1.9 100 63975 63997 3233 0.233 0.233 0.233 0.2426 0.267 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]
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.5 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6248 Nucleic Acid Atoms Solvent Atoms 494 Heterogen Atoms 27
Software Software Software Name Purpose DENZO data reduction TRUNCATE data reduction AMoRE phasing CNS refinement CCP4 data scaling