1OQX

G-2 glycovariant of human IgG Fc bound to minimized version of Protein A called Z34C


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.5298PEG 550 MME, 0.1M NaOAc, 0.25M NaCl, pH 5.5, VAPOR DIFFUSION, SITTING DROP
Crystal Properties
Matthews coefficientSolvent content
2.5350.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 87.43α = 90
b = 125.68β = 90
c = 53.64γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1998-04-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-11.08SSRLBL9-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.69997.441860118601-1-159.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.592.6891.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ID 1L6X2.6200.21860718115177696.30.240.2190.2190.306RANDOM55.8
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]
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d29.2
x_scangle_it7.01
x_mcangle_it5.26
x_scbond_it4.81
x_mcbond_it3.42
x_angle_deg1.4
x_improper_angle_d0.78
x_bond_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3925
Nucleic Acid Atoms
Solvent Atoms89
Heterogen Atoms142

Software

Software
Software NamePurpose
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing