4F17

Crystal Structure of the alpha spectrin SH3 domain at pH 9


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1capillary counterdiffusion92980.1M Tris-HCl, 20% PEG 400, 15% PEG 4000, 10% PEG 8000, pH 9, capillary counterdiffusion, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.5251.19

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 34.433α = 90
b = 42.342β = 90
c = 49.984γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210r2008-03-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM160.98ESRFBM16

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
11.552095.50.0560.0568.83.1106171111720.977
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)
11.551.6197.60.3544.631057

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 REPLACEMENTPDB ENTRY 1SHG1.5514.9981.35110501060950795.830.20090.20020.2172Random27.0768
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]
9.5263-6.4194-3.1069
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.786
f_angle_d1.917
f_chiral_restr0.122
f_bond_d0.017
f_plane_restr0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms454
Nucleic Acid Atoms
Solvent Atoms45
Heterogen Atoms

Software

Software
Software NamePurpose
DENZOdata reduction
SCALAdata scaling
MOLREPphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
SCALEPACKdata scaling