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Crystal structure of TCR C3K in complex with H2-Q9/VP2.139
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1K8D
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 293.15 0.2 M ammonium sulfate, 0.1 M Na3 Cit pH 5.6, 16 % (w/v) PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.85 56.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 275.695 α = 90 b = 66.81 β = 98.84 c = 90.596 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 PIXEL STFC Large Pixel Detector 2026-03-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX3 0.95373 Australian Synchrotron MX3
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 3.33 29.99 98.9 0.132 0.172 0.082 0.991 8 4.4 23857 101.23
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.33 3.6 99 0.584 0.763 0.484 0.771 2.3 4.3
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 3.33 29.84 23821 2368 98.47 0.2227 0.2179 0.218 0.2668 0.2663
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 f_dihedral_angle_d 13.923 f_angle_d 0.553 f_chiral_restr 0.042 f_plane_restr 0.004 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10116 Nucleic Acid Atoms Solvent Atoms 12 Heterogen Atoms 35
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing