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Crystal structure of murine class II MHC I-Ab in complex with a human CLIP peptide
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 295.5 PEG3000, Sodium Chloride, Tris, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 295.5K
Crystal Properties Matthews coefficient Solvent content 2.42 49.27
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 63.647 α = 90 b = 88.065 β = 92.48 c = 83.74 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 IMAGE PLATE MAR scanner 300 mm plate 2001-02-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL11-1 SSRL BL11-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.15 33.06 98 0.038 24.1 1.87 24657 -3 32.6
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.15 2.23 97 0.15723 0.544 1.65 1.83 2403
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.15 33.06 25144 22763 1090 90.5 0.22 0.22 0.22 0.2228 0.246 0.245 RANDOM 62.36
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] -12.48 1.35 10.06 2.42
RMS Deviations Key Refinement Restraint Deviation x_torsion_deg 26.4 x_improper_angle_d 26.4 x_angle_deg 1.4 x_dihedral_angle_d 1.4 x_torsion_impr_deg 0.79 x_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3112 Nucleic Acid Atoms Solvent Atoms 171 Heterogen Atoms 28
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling MOLREP phasing