5O33

A structure of the GEF Kalirin DH1 domain in complex with the small GTPase Rac1


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2NZ8 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.22930.1M citrate pH4.2, 0.2M sodium chloride, 18% (W/V) PEG 8000
Crystal Properties
Matthews coefficientSolvent content
2.4349.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.255α = 90
b = 63.255β = 90
c = 346.704γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 2M2017-04-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I04-10.92819DiamondI04-1

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
11.6457.781000.097111.2118.852137

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-VALUE2NZ81.6454.781.3349371244294.990.20840.20670.2398
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_d14.308
f_angle_d1.072
f_chiral_restr0.043
f_bond_d0.009
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2787
Nucleic Acid Atoms28
Solvent Atoms282
Heterogen Atoms24

Software

Software
Software NamePurpose
PHENIXrefinement
xia2data reduction
xia2data scaling
PHENIXphasing