3O8X

Recognition of Glycolipid Antigen by iNKT Cell TCR


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.429518% polyethylene glycol 3350, 0.2 M ammonium citrate dibasic, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
3.0259.34

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79α = 90
b = 191.2β = 90
c = 151.2γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rRh coated flat mirror; single crystal2010-02-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL7-10.97946SSRLBL7-1

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
12.745095.90.0515.35.6305262927558.58
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)
2.742.8497.50.4642.685.52921

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 REPLACEMENTTHROUGHOUT2Q7Y, 3HE62.7441.4727778149395.70.197970.194950.25271RANDOM41.065
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]
-0.03-0.020.05
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.062
r_dihedral_angle_3_deg17.747
r_dihedral_angle_4_deg15.296
r_dihedral_angle_1_deg6.444
r_scangle_it2.76
r_scbond_it1.668
r_angle_refined_deg1.43
r_mcangle_it1.056
r_mcbond_it0.526
r_chiral_restr0.086
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.062
r_dihedral_angle_3_deg17.747
r_dihedral_angle_4_deg15.296
r_dihedral_angle_1_deg6.444
r_scangle_it2.76
r_scbond_it1.668
r_angle_refined_deg1.43
r_mcangle_it1.056
r_mcbond_it0.526
r_chiral_restr0.086
r_bond_refined_d0.012
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6360
Nucleic Acid Atoms
Solvent Atoms107
Heterogen Atoms128

Software

Software
Software NamePurpose
HKL-2000data collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling