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Crystal structure of the autoimmune MHC class II I-Au complexed with myelin basic protein 1-11 at 2.2A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other PDB ENTRY 1IAKJ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.5 296 MPEG 5000, sodium chloride, citrate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 296K
Crystal Properties Matthews coefficient Solvent content 2.81 56.18
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 99.15 α = 90 b = 110.59 β = 90 c = 94.84 γ = 90
Symmetry Space Group C 2 2 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 IMAGE PLATE MARRESEARCH 2000-11-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 SSRL BL7-1
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 2.2 50 98.3 0.08 6.7 5.5 26280 26280
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 2.2 2.32 98.7 0.448 1.6 5.6 3825
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1IAKJ 2.2 50 26276 26276 1268 98.3 0.249 0.249 0.248 0.276 RANDOM 50.5
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] 2.585 1.876 -4.462
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.5 c_bond_d 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3105 Nucleic Acid Atoms Solvent Atoms 450 Heterogen Atoms 42
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling AMoRE phasing CNS refinement CCP4 data scaling