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AN ALPHA-BETA T CELL RECEPTOR (TCR) HETERODIMER IN COMPLEX WITH AN ANTI-TCR FAB FRAGMENT DERIVED FROM A MITOGENIC ANTIBODY
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TCR PDB ENTRY 1TCR FOR TCR AND A PARTIALLY REFINED FAB FROM SACCHETTINI GROUP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.5 8-10% PEG8000, 0.2 M KCL, 0.1 M 2 ACETATE, PH5.5
Crystal Properties Matthews coefficient Solvent content 2.46 50
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.74 α = 90 b = 122.3 β = 107.95 c = 115.84 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 110 IMAGE PLATE MARRESEARCH 1996-01-26 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C NSLS X12C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.8 15 76.6 0.078 0.078 12.1 3.1 37321 1
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 2.8 2.9 51.1 0.263 0.263
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT AND MAD PHASING PDB ENTRY 1TCR FOR TCR AND A PARTIALLY REFINED FAB FROM SACCHETTINI GROUP 2.8 15 2 35885 3584 73.5 0.243 0.243 0.309 26.59
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 x_scangle_it 2.5 x_mcangle_it 2 x_scbond_it 2 x_mcbond_it 1.5 x_angle_deg 1.2 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na
RMS Deviations Key Refinement Restraint Deviation x_scangle_it 2.5 x_mcangle_it 2 x_scbond_it 2 x_mcbond_it 1.5 x_angle_deg 1.2 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 13688 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 196
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing X-PLOR model building X-PLOR refinement X-PLOR phasing