4FQO

Crystal Structure of Calcium-Loaded S100B Bound to SBi4211


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.21295PEG3350, sodium cacodylate, calcium chloride, pH 7.21, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.3748.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.079α = 90
b = 63.079β = 90
c = 48.998γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++2009-07-27SINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007

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
11.655099.60.06812.113.512333
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)
11.651.681000.65113.5595

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.6544.61229159099.550.19950.19880.2137RANDOM34.349
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]
-0.54-0.541.07
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.464
r_dihedral_angle_4_deg25.469
r_dihedral_angle_3_deg13.7
r_dihedral_angle_1_deg5.261
r_scangle_it4.005
r_scbond_it2.444
r_mcangle_it1.526
r_angle_refined_deg1.434
r_mcbond_it0.873
r_chiral_restr0.102
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.464
r_dihedral_angle_4_deg25.469
r_dihedral_angle_3_deg13.7
r_dihedral_angle_1_deg5.261
r_scangle_it4.005
r_scbond_it2.444
r_mcangle_it1.526
r_angle_refined_deg1.434
r_mcbond_it0.873
r_chiral_restr0.102
r_bond_refined_d0.012
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms712
Nucleic Acid Atoms
Solvent Atoms89
Heterogen Atoms29

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
StructureStudiodata collection
HKL-2000data reduction
HKL-2000data scaling