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Crystal Structure of RQA_M Phosphopeptide Bound to HUMAN Class I MHC HLA-A2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 17% PEG 8000, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.55 51.84
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 112.6 α = 90 b = 55.1 β = 103.5 c = 75.9 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 100 CCD SATURN 2007-04-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5417
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 1.6 20 90 0.039 26.79 7 53891 -3 25.593
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) 1.6 1.7 67.6 0.703 2.3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 1.65 19.72 50642 2560 92.89 0.202 0.2 0.1996 0.231 0.2309 RANDOM 18.944
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] 0.05 -0.08 -0.03 -0.06
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.104 r_dihedral_angle_4_deg 20.23 r_dihedral_angle_3_deg 12.627 r_dihedral_angle_1_deg 5.777 r_scangle_it 3.412 r_scbond_it 2.233 r_mcangle_it 1.405 r_angle_refined_deg 1.34 r_mcbond_it 0.918 r_nbtor_refined 0.293
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.104 r_dihedral_angle_4_deg 20.23 r_dihedral_angle_3_deg 12.627 r_dihedral_angle_1_deg 5.777 r_scangle_it 3.412 r_scbond_it 2.233 r_mcangle_it 1.405 r_angle_refined_deg 1.34 r_mcbond_it 0.918 r_nbtor_refined 0.293 r_nbd_refined 0.195 r_symmetry_vdw_refined 0.164 r_symmetry_hbond_refined 0.152 r_xyhbond_nbd_refined 0.126 r_chiral_restr 0.095 r_bond_refined_d 0.014 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3166 Nucleic Acid Atoms Solvent Atoms 368 Heterogen Atoms 8
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction XDS data reduction MOLREP phasing