3Q4A

Crystal structure of the TPR domain of CHIP complexed with phosphorylated Smad1 peptide


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2C2L 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7294100mM Bis-tris propane pH 7.0, 40% PEG MME 2000, 1% PEG MME 550, 50mM magnesium acetate, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Crystal Properties
Matthews coefficientSolvent content
1.9236.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.132α = 90
b = 77.444β = 90
c = 36.456γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2009-07-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL17U0.97924SSRFBL17U

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
11.543399.40.05357.77.71982819797
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)
11.541.5797.90.17111.87.1

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-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT2C2L1.54232.9841.341982819797101199.410.17030.16840.208RANDOM
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]
3.55590.8051-3.3033
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.94
f_angle_d1.028
f_chiral_restr0.068
f_bond_d0.01
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1114
Nucleic Acid Atoms
Solvent Atoms185
Heterogen Atoms

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling