4Z84

PKAB3 in complex with pyrrolidine inhibitor 34a


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7277The droplets, containing 16 mg/ml protein 25 mM Bis-Tris-HCl, pH 7.0, 150 mM KCl, 1.5mM octanoyl-N-methylglucamide, 0.8 mM PKI peptide and 1mM of the pyrrolidine inhibitor 34a, were equilibrated against 12-26 % (v/v) methanol.
Crystal Properties
Matthews coefficientSolvent content
2.3146.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.852α = 90
b = 78.431β = 90
c = 79.506γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2012-11-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.10.91841BESSY14.1

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
11.55419.60891.460.1275.943.45150120.7097396792
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.55431.59310.491855

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-VALUE1Q611.55419.607751.3387011659351501198591.45815204840.2092730933620.2082213353190.2342999352929.9211444025
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_d13.622858442
f_angle_d1.10137785018
f_chiral_restr0.0447435485971
f_bond_d0.00996529345428
f_plane_restr0.00591263473264
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2863
Nucleic Acid Atoms
Solvent Atoms457
Heterogen Atoms29

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing