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Q61H_Sahin-1 TCR in complex with HLA-A*01:01 presenting KRAS Q61H 10mer peptide (55-ILDTAGHEEY-64)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4G8GA,H
experimental modelPDB 8RYPB,I
experimental modelPDB 1W72C,D,P,F,G,E

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION29322% PEG 4000, 0.1 M sodium acetate, 0.1 M HEPES pH 8, 0.1 M ammonium sulfate
Crystal Properties
Matthews coefficientSolvent content
2.8556.78

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 82.886α = 90
b = 119.929β = 90
c = 229.043γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2024-12-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPETRA III, EMBL c/o DESY BEAMLINE P13 (MX1)0.97625PETRA III, EMBL c/o DESYP13 (MX1)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.945.8199.30.3730.2520.8913.25.250980
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.92.981.6890.2570.85.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.944.7748235247998.460.287830.285550.28720.332220.33RANDOM30.239
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]
-0.57-0.30.87
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg15.155
r_dihedral_angle_1_deg6.614
r_dihedral_angle_2_deg6.134
r_long_range_B_refined2.402
r_long_range_B_other2.402
r_mcangle_it1.458
r_mcangle_other1.457
r_scangle_other1.042
r_angle_refined_deg0.835
r_mcbond_it0.812
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg15.155
r_dihedral_angle_1_deg6.614
r_dihedral_angle_2_deg6.134
r_long_range_B_refined2.402
r_long_range_B_other2.402
r_mcangle_it1.458
r_mcangle_other1.457
r_scangle_other1.042
r_angle_refined_deg0.835
r_mcbond_it0.812
r_mcbond_other0.812
r_scbond_it0.562
r_scbond_other0.562
r_angle_other_deg0.343
r_chiral_restr0.041
r_bond_refined_d0.002
r_gen_planes_refined0.002
r_bond_other_d0.001
r_gen_planes_other0.001
r_dihedral_angle_4_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11545
Nucleic Acid Atoms
Solvent Atoms2
Heterogen Atoms14

Software

Software
Software NamePurpose
REFMACrefinement
xia2data scaling
xia2data reduction
PHASERphasing
PDB_EXTRACTdata extraction