3P1Q

Crystal structure of human 14-3-3 sigma C38N/N166H in complex with TASK-3 Peptide and stabilizer fusicoccin 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 DROP7.4277.150.095M HEPES Na-Salt, 25.6% PEG 400, 0.19M CaCl2, 5% Glycerol, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K
Crystal Properties
Matthews coefficientSolvent content
2.4449.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 82.46α = 90
b = 110.7β = 90
c = 62.2γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2010-07-14MSINGLE 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
11.719.699.60.0524.853.893170631587-3-321.959
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)
11.71.899.40.1988.313.744896

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 3LW11.719.57315873000715801000.152870.149550.21654RANDOM15.964
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]
0.220.79-1.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.354
r_dihedral_angle_4_deg18.314
r_dihedral_angle_3_deg14.88
r_scangle_it6.884
r_scbond_it4.803
r_dihedral_angle_1_deg4.413
r_mcangle_it3.101
r_rigid_bond_restr2.597
r_mcbond_it2.029
r_angle_refined_deg1.965
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.354
r_dihedral_angle_4_deg18.314
r_dihedral_angle_3_deg14.88
r_scangle_it6.884
r_scbond_it4.803
r_dihedral_angle_1_deg4.413
r_mcangle_it3.101
r_rigid_bond_restr2.597
r_mcbond_it2.029
r_angle_refined_deg1.965
r_chiral_restr0.147
r_bond_refined_d0.022
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_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1899
Nucleic Acid Atoms
Solvent Atoms204
Heterogen Atoms52

Software

Software
Software NamePurpose
MAR345data collection
PHASERphasing
REFMACrefinement
XDSdata reduction
XSCALEdata scaling