2ADI

Crystal structure of monoclonal anti-CD4 antibody Q425 in complex with Barium


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.5298PEG4000, Sodium Acetate, Barium, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.73755.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.2α = 90
b = 97.2β = 90
c = 110.3γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298AREA DETECTORXUONG-HAMLIN MULTIWIRE1994-01-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.81097.40.135.54128581285822
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.82.9278

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 entry 2ADG2.89.99128551285565897.20.2690.210.210.269RANDOM41.4
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]
-0.09-0.090.17
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d26.9
c_scangle_it2.83
c_mcangle_it2.47
c_scbond_it1.73
c_angle_deg1.4
c_mcbond_it1.38
c_improper_angle_d0.91
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3268
Nucleic Acid Atoms
Solvent Atoms30
Heterogen Atoms9

Software

Software
Software NamePurpose
CNSrefinement
XUONG-HAMLINdata reduction
CCP4data scaling
ROTAVATAdata scaling
CNSphasing