4I50

Crystal structure of tubulin-stathmin-TTL-Epothilone A complex


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3RYCPDB ENTRY 3RYC, 3TIN
experimental modelPDB 3TINPDB ENTRY 3RYC, 3TIN

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.72933% PEG 4000, 4-6% glycerol, 30 mM magnesium chloride, 30 mM calcium chloride, 100 mM MES/Imidazole, pH 6.7, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.7755.61

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 103.62α = 90
b = 155.13β = 90
c = 180.41γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2012-04-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SA1.00001SLSX06SA

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
12.377.699.90.13313.813.612939312939350.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.361001.1713.89467

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 (All)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 3RYC, 3TIN2.377.5651.99129393129379650599.990.19350.19350.19070.2463
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]
1.633611.8387-5.8897
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.184
f_angle_d0.943
f_chiral_restr0.051
f_bond_d0.005
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms17039
Nucleic Acid Atoms
Solvent Atoms306
Heterogen Atoms240

Software

Software
Software NamePurpose
RemDAqdata collection
PHASERphasing
PHENIXrefinement
XDSdata reduction
XDSdata scaling