6W73

Fab Structure of CD4 Binding Site (CD4bs) Huamn Monoclonal Antibody HmAb64


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP29630% PEG1500, 8%MPD, 0.1M Tris pH8.5
Crystal Properties
Matthews coefficientSolvent content
2.1643.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.79α = 90
b = 59.352β = 96.215
c = 75.571γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2702014-05-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X6A1.000NSLSX6A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
12.845.6399.80.99511.64.22133948.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.82.970.530.8822.84

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1DEE2.845.631.341952997899.830.18220.17820.262745.61
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
f_dihedral_angle_d16.3117
f_angle_d0.974
f_chiral_restr0.0526
f_plane_restr0.0101
f_bond_d0.0077
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3308
Nucleic Acid Atoms
Solvent Atoms32
Heterogen Atoms2

Software

Software
Software NamePurpose
XDSdata processing
XDSdata scaling
XDSdata reduction
PHENIXphasing
PHENIXrefinement