3SMK

Crystal structure of human 14-3-3 sigma C38V/N166H in complex with TASK-3 peptide and stabilizer Cotylenin A


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3LW1PDB Entry 3LW1

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.42770.095M HEPES Na-Salt pH7.4, 25.6% PEG 400, 0.19M CaCl2, 5% Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.6553.54

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.29α = 90
b = 111.78β = 90
c = 63.11γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2011-03-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER AXS MICROSTAR1.5418

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
12.119.3499.60.1217.643.931715617095-3-3
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)
12.12.299.60.4563.95

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 REPLACEMENTTHROUGHOUTPDB Entry 3LW12.119.3416240162408551000.189280.186750.23706RANDOM25.207
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]
1.38-1.490.12
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.375
r_dihedral_angle_3_deg15.937
r_dihedral_angle_4_deg15.911
r_dihedral_angle_1_deg5.353
r_scangle_it4.792
r_scbond_it3.221
r_mcangle_it2.054
r_angle_refined_deg1.893
r_mcbond_it1.144
r_chiral_restr0.133
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.375
r_dihedral_angle_3_deg15.937
r_dihedral_angle_4_deg15.911
r_dihedral_angle_1_deg5.353
r_scangle_it4.792
r_scbond_it3.221
r_mcangle_it2.054
r_angle_refined_deg1.893
r_mcbond_it1.144
r_chiral_restr0.133
r_bond_refined_d0.023
r_gen_planes_refined0.009
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1826
Nucleic Acid Atoms
Solvent Atoms92
Heterogen Atoms45

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
MAR345data collection
XDSdata reduction
PHASERphasing