2CIK

Insights Into Crossreactivity in Human Allorecognition: The Structure of HLA-B35011 Presenting an Epitope derived from Cytochrome P450.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.60.105M AMMONIUM ACETATE, 0.0525M TRI-SODIUM CITRATE DIHYDRATE PH 5.6 AND 15.75% W/V PEG 4000
Crystal Properties
Matthews coefficientSolvent content
2.653

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.32α = 90
b = 82.25β = 90
c = 109.85γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHMIRRORS2001-05-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-3ESRFID14-3

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
11.75201000.0723.97.8476201
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)
11.751.811000.584

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 1A1N1.7519.62442651852970.1980.1970.227RANDOM15.58
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]
-0.73-0.271
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.238
r_dihedral_angle_4_deg17.799
r_dihedral_angle_3_deg12.737
r_dihedral_angle_1_deg6.01
r_scangle_it3.045
r_scbond_it2.134
r_angle_refined_deg1.272
r_mcangle_it1.269
r_mcbond_it1.184
r_angle_other_deg0.866
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.238
r_dihedral_angle_4_deg17.799
r_dihedral_angle_3_deg12.737
r_dihedral_angle_1_deg6.01
r_scangle_it3.045
r_scbond_it2.134
r_angle_refined_deg1.272
r_mcangle_it1.269
r_mcbond_it1.184
r_angle_other_deg0.866
r_symmetry_vdw_other0.282
r_nbd_refined0.213
r_nbd_other0.205
r_nbtor_refined0.178
r_symmetry_hbond_refined0.13
r_xyhbond_nbd_refined0.129
r_symmetry_vdw_refined0.096
r_chiral_restr0.082
r_nbtor_other0.082
r_bond_refined_d0.011
r_gen_planes_refined0.005
r_bond_other_d0.002
r_gen_planes_other0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3156
Nucleic Acid Atoms
Solvent Atoms325
Heterogen Atoms18

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing