1OGA

A structural basis for immunodominant human T-cell receptor recognition.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.514% PEG8000, 50MM MES PH 6.5
Crystal Properties
Matthews coefficientSolvent content
2.241.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.019α = 90
b = 108.838β = 112.46
c = 77.741γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2002-08-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-2ESRFID14-2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.43099.40.06338.517.420081323.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.41.4598.30.831.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1QSF1.429.981877559329930.2180.2180.231RANDOM31.5
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]
-4.78-1.192.542.23
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.6
c_scangle_it4.15
c_scbond_it3.01
c_mcangle_it2.69
c_mcbond_it1.76
c_angle_deg1.4
c_improper_angle_d0.86
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.6
c_scangle_it4.15
c_scbond_it3.01
c_mcangle_it2.69
c_mcbond_it1.76
c_angle_deg1.4
c_improper_angle_d0.86
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6624
Nucleic Acid Atoms
Solvent Atoms568
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
EPMRphasing