3SML

Crystal structure of human 14-3-3 sigma C38N/N166H in complex with TASK-3 peptide and stabilizer Fusicoccin A aglycone


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
2.6453.45

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 82.34α = 90
b = 112.05β = 90
c = 62.56γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2011-01-24MSINGLE 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
11.919.699.70.06324.082320123128-3-312.319
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)
11.9299.40.2218.25

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 3LW11.919.55219702312711571000.16360.16140.2063RANDOM12.3194
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]
0.47-0.07-0.4
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.471
r_dihedral_angle_4_deg16.805
r_dihedral_angle_3_deg14.868
r_dihedral_angle_1_deg4.807
r_scangle_it4.717
r_scbond_it3.067
r_mcangle_it1.796
r_angle_refined_deg1.764
r_mcbond_it1.111
r_chiral_restr0.128
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.471
r_dihedral_angle_4_deg16.805
r_dihedral_angle_3_deg14.868
r_dihedral_angle_1_deg4.807
r_scangle_it4.717
r_scbond_it3.067
r_mcangle_it1.796
r_angle_refined_deg1.764
r_mcbond_it1.111
r_chiral_restr0.128
r_bond_refined_d0.023
r_gen_planes_refined0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1910
Nucleic Acid Atoms
Solvent Atoms236
Heterogen Atoms34

Software

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