6EQB

HLA class I histocompatibility antigen


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2910.1 M HEPES pH 7.0, 20% PEG 4000 and 15% glycerol
Crystal Properties
Matthews coefficientSolvent content
3.261.54

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 120.771α = 90
b = 120.771β = 90
c = 82.247γ = 90
Symmetry
Space GroupP 43

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152010-04-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.9763DiamondI03

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Rrim I (All)Rpim I (All)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
12.808120.7711000.1460.1650.0589.982909429094
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.812.881001.1561.1561.3280.4640.78.2

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 REPLACEMENTTHROUGHOUT3HG12.81120.7727589147899.960.18650.18310.2509RANDOM76.052
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]
0.980.98-1.95
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.444
r_dihedral_angle_3_deg21.013
r_dihedral_angle_4_deg19.212
r_dihedral_angle_1_deg9.51
r_angle_refined_deg2.084
r_angle_other_deg1.168
r_chiral_restr0.124
r_bond_refined_d0.02
r_gen_planes_refined0.009
r_bond_other_d0.002
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.444
r_dihedral_angle_3_deg21.013
r_dihedral_angle_4_deg19.212
r_dihedral_angle_1_deg9.51
r_angle_refined_deg2.084
r_angle_other_deg1.168
r_chiral_restr0.124
r_bond_refined_d0.02
r_gen_planes_refined0.009
r_bond_other_d0.002
r_gen_planes_other0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6609
Nucleic Acid Atoms
Solvent Atoms18
Heterogen Atoms58

Software

Software
Software NamePurpose
SCALAdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
xia2data reduction
XDSdata reduction