4KUZ

Crystal structure of anti-emmprin antibody 4A5 Fab in trigonal form


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP9.52930.1 M CHES, pH 9.5, 2.0 M ammonium sulfate, 5% isopropanol, cryoprotectant: mother liquor + 25% glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
4.673.28

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 126.43α = 90
b = 126.43β = 90
c = 97.15γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray95CCDRIGAKU SATURN 944VARIMAX HF2008-09-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.5418

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
12.73099.30.10320.7112455324553-334.8
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)
12.72.8930.47746.4

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRIES 1IL1 AND 1IGJ2.729.21.342338924553201499.380.23320.23020.268457.1
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]
1.420.711.42-2.13
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.937
f_angle_d1.223
f_chiral_restr0.076
f_bond_d0.009
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3321
Nucleic Acid Atoms
Solvent Atoms61
Heterogen Atoms20

Software

Software
Software NamePurpose
PHENIXrefinement
AMoREphasing
REFMACrefinement
XDSdata reduction
XDSdata scaling
CrystalCleardata collection