3AY4

Crystal structure of nonfucosylated Fc complexed with bis-glycosylated soluble form of Fc gamma receptor IIIa


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1E4K 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.529312% PEG 20000, 0.1M MES, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.6966.67

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 77.262α = 90
b = 77.262β = 90
c = 350.343γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX225HE2009-12-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL44XU0.9SPring-8BL44XU

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
12.287.696.40.08920.512.653300-3
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)
12.22.2477.40.3726.9

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 REPLACEMENTTHROUGHOUT1E4K2.243.7950477270496.440.2250.222970.26285RANDOM43.491
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]
0.010.01-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.169
r_dihedral_angle_4_deg19.967
r_dihedral_angle_3_deg16.005
r_dihedral_angle_1_deg6.734
r_scangle_it6.481
r_scbond_it4.418
r_mcangle_it2.858
r_mcbond_it1.717
r_angle_refined_deg1.033
r_chiral_restr0.126
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.169
r_dihedral_angle_4_deg19.967
r_dihedral_angle_3_deg16.005
r_dihedral_angle_1_deg6.734
r_scangle_it6.481
r_scbond_it4.418
r_mcangle_it2.858
r_mcbond_it1.717
r_angle_refined_deg1.033
r_chiral_restr0.126
r_gen_planes_refined0.009
r_bond_refined_d0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4734
Nucleic Acid Atoms
Solvent Atoms307
Heterogen Atoms338

Software

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