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Human Class I MHC HLA-A2 in complex with the decameric Melan-A/MART-1(26-35) peptide
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 277 PEG3350 24%, MES 0.025M, NaCl 0.1M, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.31 46.74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.34 α = 90 b = 84.179 β = 90.08 c = 84.061 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 MARMOSAIC 300 mm CCD 2005-11-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 0.979 APS 23-ID-D
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 1.75 20 94.9 0.1 14 3.1 82489 78282 1 1 15.2
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 1.75 1.81 71.5 0.363 2.32 2.1 5861
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 1.75 20 1 82428 74349 3900 94.93 0.17347 0.17136 0.1736 0.21333 0.2171 RANDOM 20.146
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] -0.49 0.35 1.05 -0.56
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.024 r_dihedral_angle_4_deg 19.122 r_dihedral_angle_3_deg 15.421 r_dihedral_angle_1_deg 6.202 r_scangle_it 4.495 r_scbond_it 2.813 r_mcangle_it 1.649 r_angle_refined_deg 1.636 r_mcbond_it 0.904 r_nbtor_refined 0.311
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.024 r_dihedral_angle_4_deg 19.122 r_dihedral_angle_3_deg 15.421 r_dihedral_angle_1_deg 6.202 r_scangle_it 4.495 r_scbond_it 2.813 r_mcangle_it 1.649 r_angle_refined_deg 1.636 r_mcbond_it 0.904 r_nbtor_refined 0.311 r_symmetry_hbond_refined 0.214 r_xyhbond_nbd_refined 0.185 r_nbd_refined 0.156 r_symmetry_vdw_refined 0.129 r_chiral_restr 0.126 r_metal_ion_refined 0.074 r_bond_refined_d 0.015 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6300 Nucleic Acid Atoms Solvent Atoms 779 Heterogen Atoms 32
Software Software Software Name Purpose REFMAC refinement Blu-Ice data collection HKL-2000 data scaling MOLREP phasing