3SPR

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


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
2.4449.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.9α = 90
b = 109.2β = 90
c = 61.31γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2010-08-04MSINGLE 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
11.9919.899.20.05725.531876518617-3-324.434
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)
11.99299.20.5854.07

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 3LW11.9919.7717686186179311000.19250.18950.2501RANDOM17.264
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]
0.260.04-0.31
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.194
r_dihedral_angle_4_deg15.24
r_dihedral_angle_3_deg14.228
r_dihedral_angle_1_deg5.179
r_scangle_it4.222
r_scbond_it2.878
r_angle_refined_deg2.038
r_mcangle_it1.871
r_mcbond_it1.136
r_chiral_restr0.139
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.194
r_dihedral_angle_4_deg15.24
r_dihedral_angle_3_deg14.228
r_dihedral_angle_1_deg5.179
r_scangle_it4.222
r_scbond_it2.878
r_angle_refined_deg2.038
r_mcangle_it1.871
r_mcbond_it1.136
r_chiral_restr0.139
r_bond_refined_d0.021
r_gen_planes_refined0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1908
Nucleic Acid Atoms
Solvent Atoms171
Heterogen Atoms45

Software

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